STEM125 Reviewer (Pt. 1) by Polyanna Villaralvo

STEM125 Reviewer (Pt. 1) by Polyanna Villaralvo https://padlet.com/pvillaralvo/27bltrqe2hbprc4q Add ideas for each topic discussed in our class. en-us 2022-03-10 16:12:46 UTC 2022-04-04 09:11:53 UTC hello@padlet.com https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092150037 Electrostatics is a field that focuses on the interactions between electric charges that are at rest (or nearly so).]]> 2022-03-13 08:55:32 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092150037 Types of Charges https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092153504

Charging by Friction - rubbing process

Charging by Conduction

Conductors - materials that permit electric charge to move easily from one region of the material to another
Metals, Copper, Silver

Insulators - material that do not easily permit charge to flow

Wood, Plastics, Rubber

Charging by Induction - Charging process that does not involve
contact

]]> 2022-03-13 09:02:26 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092153504 Formula https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092166715 F = k (q₁) (q₂) / r², where k = 9 x 10⁹Nm²/C²

]]> 2022-03-13 09:26:25 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092166715 Electric Field https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092169299

A charged body creates an electric field in the space around it.

Positive charge – pointing radially outward

Negative charge – pointing radially inward

]]> 2022-03-13 09:29:49 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092169299 Formula https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092170701

E is the Electric Field in (N/C)

k is the Coulomb constant: k = 9 x 10⁹Nm²/C²

q is the charge in coulomb (C)

r is the distance from the charge to Point P

F is the electrical force in Newton

q₀ is the test charge

]]> 2022-03-13 09:32:08 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092170701 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092174335

Field point is the same as a test charge. It is the one that experiences the force as applied by the other charges present.

Source point is the one that acts on or applies force on the field point.

]]> 2022-03-13 09:35:58 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092174335 Ionization ajtabo https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092422140 the process of gaining or losing electrons.]]> 2022-03-13 15:40:08 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092422140 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092483484 Positive Work and Electric Potential Energy
When Electric Field does positive work on the charge, the Electric Potential Energy (U) decreases.

Negative Work and Electric Potential Energy

When Electric Field does negative work on the charge, the Electric Potential Energy (U) increases.

]]> 2022-03-13 17:00:33 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092483484 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092739750 Electric came from the Greek word "elektron," which means amber.

There are two kinds of electric charge which Benjamin Franklin suggested to be called:
negative and positive.

Electrons are the ones we gain or lose when transferring charges.]]> 2022-03-13 23:44:38 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092739750 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092741565 Electric force between two charged objects is directly proportional]]> 2022-03-13 23:47:43 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092741565 two positive charges or two negative charges (or same charges) repel each other. a positive charge and a negative charge (or opposite charges) attract each other. https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092742017 2022-03-13 23:48:31 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092742017 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092746518 Electric Field is a region associated with a distribution of electric charge in which forces due to that charge or field act upon other charges]]> 2022-03-13 23:55:24 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092746518 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092752909 Electric Potential Energy (U) to positive charge:

When the positive charge moves into the direction of E, the Electric Potential Energy (U) decreases. The field does positive work on the charge.
When the positive charge moves into the opposite direction of E, the Electric Potential Energy (U) increases. The field does negative work on the charge.

Electric Potential Energy (U) to negative charge:

When the negative charge moves into the direction of E, the Electric Potential Energy (U) increases. The field does negative work on the charge.
When the negative charge moves into the opposite direction of E, the Electric Potential Energy (U) decreases. The field does positive work on the charge.

]]> 2022-03-14 00:05:20 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092752909 Amount of electrons determine the value of a charge. https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092753983 Discussions involving electricity focuses on the small, standard, and high amount of electrons. When determining the value of a specific charge, we use the value of electrons on how positively or negatively charged an object is.

]]> 2022-03-14 00:06:52 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092753983 Coulomb’s law is not universally inclusive https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092758153 It is not applicable to all charges since it only caters very small point charges.]]> 2022-03-14 00:11:35 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092758153 Electric field at a certain point is equal to the electric force per unit charges experienced by charge at that point. https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092762896 2022-03-14 00:16:40 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092762896 Formula: https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092764747 GPE = mgh
U = qEy
change in U = qE(yb - ya)]]> 2022-03-14 00:18:37 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092764747 Coulomb's Law https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092812715 describes the interaction of two point charges, and is only applicable to very small point charges]]> 2022-03-14 00:59:32 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092812715 The direction of electric field points... https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092815057 AWAY if it's positive
TOWARDS if it's negative]]> 2022-03-14 01:01:28 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2092815057 How electric charge started https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093157037 During the 600 B.C, the ancient Greek discovered that after rubbing amber and wool, the amber could attract objects. The word electric was coined from the Greek word elektron which means amber.]]> 2022-03-14 05:25:11 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093157037 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093162202 Coulomb's law is also similar in form to Newtons law of universal gravitation. Both forces depend on the inverse square of the separation distance. ]]> 2022-03-14 05:29:48 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093162202 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093163728 Electric field is the space or region at which a charge is capable of affecting another charge by applying an electric force on it. ]]> 2022-03-14 05:31:15 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093163728 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093169821 Electric potential energy is the energy that is needed to move a charge against an electric field. ]]> 2022-03-14 05:36:57 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093169821 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093199918 When a positive charge moves into the opposite direction of (E), the EPE increases. The field does a negative work on the charge.

When a negative charge opposes (E), the EPE (U) decreases. The field does a positive work on the charge.]]> 2022-03-14 06:04:39 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093199918 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093203052 Electric field is when a positive test charge experiences a force at any point within the region where an electric charge is placed.]]> 2022-03-14 06:07:38 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093203052 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093209982 Ionization is the process of gaining/losing electrons.
-cation - one or more electrons are removed.
-anion - one or more electrons are added.]]> 2022-03-14 06:13:54 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093209982 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093217144 In the ‘Law of Universal Gravitation,’ F is always attractive. On the other hand, in Coulomb’s Law, F can either be attractive or repulsive.

]]> 2022-03-14 06:20:22 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093217144 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093220541 In coulomb's law, the SI unit of charge is Coulomb which is abbreviated as C. ]]> 2022-03-14 06:23:35 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093220541 Difference of Potential Energy and Electric Potential Energy https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093234959 Potential Energy has a dependency on the charge of the object experiencing the electric field.

Electric Potential is purely location-dependent. Even if charges 1 and 2 have different charges, since they both 1 meter away from the source, they still have the same electric potential.]]> 2022-03-14 06:37:30 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093234959 Potential Difference https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093236405 - refers to voltage difference between two given points is the work in joules required to move one coulomb of charge from unit to the other.
- UNIT: VOLTAGE (V)]]> 2022-03-14 06:38:57 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093236405 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093266891 The electric potential energy of a charge in the field is given by
change in U = qE(yb-ya)]]> 2022-03-14 07:06:38 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093266891 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093285325 Electrostatic - is the interaction between electric charges that are at rest.
Conductor - allows easy passage of electric charges.
Insulator - does not allow the passage of electric charges. ]]> 2022-03-14 07:22:02 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093285325 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093296970 The electrical force between two charged objects is inversely proportional to the square of the separation distance between two objects. ]]> 2022-03-14 07:31:11 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093296970 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093302520 A charged body creates an electric field in the space around it. ]]> 2022-03-14 07:35:45 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093302520 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093306097 Gravitational Potential Energy - relies on the presence of a gravitational field.
GPE = mgh

Electric Potential Energy - relies on the presence of an electric field.
U = qEy]]> 2022-03-14 07:38:38 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093306097 r-hat https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093652458

always points from the source point to the field point

]]> 2022-03-14 11:44:49 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093652458 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093653033 positive work - U decreases
negative work - U increases]]> 2022-03-14 11:45:12 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093653033 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093653986 opposite (charges) - attracts
same (charges) - repels]]> 2022-03-14 11:45:55 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093653986 Principle of Conservation of Charge https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093786771 - The algebraic sum of all the charges in any closed system is constant.
- The magnitude of the charge of the proton or electron is a natural unit of charge.]]> 2022-03-14 13:05:28 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093786771 Field point vs. Source point https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093828096 Field point - the one who experiences the force
Sourcepoint - the one who exerts force on the field point]]> 2022-03-14 13:25:00 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093828096 Why protons settled in (inside) the nucleus https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093833968 because of the strong nuclear force which binds protons with neutrons together.]]> 2022-03-14 13:27:36 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093833968 Electrons cannot be created nor destroyed pcfulgentes https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093855246 There is either a transfer or gain of electrons in the ionization of an object. Charging can be done through friction or induction.]]> 2022-03-14 13:36:50 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093855246 Coulomb's Law pcfulgentes https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093862973 is used to determine the electrical force between two charged objects. It states that the electrical force is directly proportional to the charge of two objects but inversely proportional to the distance.]]> 2022-03-14 13:40:30 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093862973 Electric Field pcfulgentes https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093869722 is a vector quantity with SI unit N/C.]]> 2022-03-14 13:43:44 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093869722 Electric potential energy pcfulgentes https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093875767 is similar to gravitational potential energy only that it may vary on the orientation of charge. It is location-dependent.]]> 2022-03-14 13:46:28 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093875767 Principle of Superposition of Forces https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093916039 - when two charges exert forces simultaneously on a third charge, the total force acting on that charge is the vector sum of the forces that the two charges would exert individually]]> 2022-03-14 14:04:15 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093916039 PRINCIPLE OF CONSERVATION OF CHARGE https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093957997 - The algebraic sum of all the charges in any closed system is constant.

- The magnitude of the charge of the proton or electron is a natural unit of charge.

]]> 2022-03-14 14:22:09 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093957997 Coulomb’s law https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093960470 - states that the electrical force between two charged objects is directly proportional to the product of the quantity of charge on the objects and inversely proportional to the

square of the separation distance between the two objects.

]]> 2022-03-14 14:23:15 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093960470 Positive source point https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093962851 - electric field is outward

]]> 2022-03-14 14:24:12 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093962851 ELECTRIC POTENTIAL https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093964050 Formula:

V=U/q

]]> 2022-03-14 14:24:40 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093964050 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093971724 The net electric field between two electrons will be zero.]]> 2022-03-14 14:27:49 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2093971724 Ionization https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094026587 - process where neutral atoms (having an equal amount of protons and electrons) are converted to electrically charged atoms by either losing or gaining electrons.]]> 2022-03-14 14:52:33 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094026587 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094046999 - In V=U/q, q is the charge of the field point.
- In V=(kq)/r, q is the charge of the source point]]> 2022-03-14 15:02:30 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094046999 SI UNIT = C ajtabo https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094347006 represents the amount of charge that passes through a common light bulb in a second. ]]> 2022-03-14 17:29:41 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094347006 Electric Field ajtabo https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094350650 Magnitude and direction of the field have the same values everywhere throughout a certain region.]]> 2022-03-14 17:31:18 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094350650 Electrical Potential Energy ajtabo https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094355219 When a positive charge moves into the direction of the E, the Electric Potential Energy (U) decreases. The field does a positive work on the charge. ]]> 2022-03-14 17:33:23 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094355219 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094732125 The forces of both Coulomb's Law and Newton's Law of Universal Gravitation depends on the inverse square of the separation distance. Their difference lies on what they depend on where Coulomb’s
law depends on charge; Newton’s law depends on mass.]]> 2022-03-14 22:28:35 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094732125 Test Charge https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094736691 - often assigned to be positive]]> 2022-03-14 22:35:07 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094736691 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094738197 The natural behavior of a charged particle will have a positive work done where both the electric force and the displacement of the charge are in the same direction.]]> 2022-03-14 22:37:05 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094738197 ejmoral https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094755594 Charles-Augustin de Coulomb developed it. It Illustrate the strength of the force between two electrostatic charges (electric charges without any motion).]]> 2022-03-14 23:00:50 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094755594 ejmoral https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094758346 Electrostatic involves the buildup of charges on the surface of the object due to contact with other surfaces.]]> 2022-03-14 23:05:07 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094758346 ejmoral https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094760605 If a particle has an electric charge "q" and is in an electric field "E *arrow head", the electric force the charge will feel is "F*arrow head = q times E*arrow head"]]> 2022-03-14 23:08:05 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094760605 ejmoral https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094761741 Electric Potential Energy is not the same as Electric Potential.]]> 2022-03-14 23:09:46 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2094761741 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095070952 Electrostatics is the study of electromagnetic phenomena that occur when there are no moving charges. The three laws of electric charges are that like charges repel, unlike charges attract, and charged objects can be attracted to neutral objects.]]> 2022-03-15 03:00:20 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095070952 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095072830 Coulomb's law depends on the force of attraction or repulsion acting along a straight line between two electric charges is proportional to the product and inversely proportional to the square of its distance.]]> 2022-03-15 03:01:44 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095072830 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095075319 Electric field is a vector quantity and a region of space around an electrically charged particle or object in which an electric charge would feel force]]> 2022-03-15 03:03:34 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095075319 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095077537 The energy in an electric potential energy required to move a charge against an electric field]]> 2022-03-15 03:05:13 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095077537 Principle of Conservation of Charge cgrebustillo https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095468715 -The algebraic sum of all the charges in any closed system is constant
-The magnitude of the charge of the proton or electron is the natural unit of charge]]> 2022-03-15 08:14:37 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095468715 Similarity of Newtons law to Coulomb's law cgrebustillo https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095476973 Both forces depend on the inverse square of the separation distance. ]]> 2022-03-15 08:20:02 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095476973 Electric Field cgrebustillo https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095481918 At a certain point is equal to the electric force per unit charge experienced by a charge at that point ]]> 2022-03-15 08:23:10 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095481918 Electric Potential energy between 2-point charges. cgrebustillo https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095494291 -When charges are alike, the lesser the
distance, the greater the repulsion, thus,
greater electric potential energy;
-When charges are alike, the greater the
distance, the lesser the repulsion, thus,
lesser electric potential energy;
-When charges are different, the lesser
the distance, the greater the attraction,
thus, greater electric potential energy;
and
-When charges are different, the greater
the distance, the lesser the attraction,
thus, lesser electric potential]]> 2022-03-15 08:30:59 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095494291 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095506900 Charging by Induction
- the ability to charge objects without direct contact
1. An uncharged metal ball
2. Negative charge on rod repels electrons on the metal ball
3. Wire lets electron build-up flow into the ground
4. Wire is now removed. The metal ball now has only an electron-deficient region of positive charge
5. Rod is now removed. Electrons rearranged themselves and the metal ball now has an overall electron deficiency - net positive charge]]> 2022-03-15 08:39:23 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095506900 k is constant https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095519906 2022-03-15 08:47:34 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095519906 Electric Field Lines https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095528144 2022-03-15 08:53:03 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095528144 Gravitational Field vs Electric Field https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095533558 Gravitational Field is always toward the center of the earth.

Electric Field is always from positive to negative.]]> 2022-03-15 08:56:49 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095533558 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095708626 The charges of the electron and proton are equal in magnitude.]]> 2022-03-15 10:58:17 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095708626 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095713118 Difference between Newtons Law is that Coulomb’s law depends on charge, whereas Newton’s law depends on mass.]]> 2022-03-15 11:01:25 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095713118 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095714777 Charged body creates an electric field in the
space around it.]]> 2022-03-15 11:02:36 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2095714777 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2096081548 Electric Potential Energy (Positive charge):
The Electric Potential Energy (U) decreases when an electric field performs positive work on a charge.

Electric Potential Energy (Negative charge):
The Electric Potential Energy (U) grows when an electric field exerts negative work on a charge.]]> 2022-03-15 14:21:37 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2096081548 Factors that Affect Resistance jevalerio https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2097407007 1. Length : +length = +resistance
2. Cross-sectional area : +area = -resistance
3. Type of material (eg. Aluminum has greater resistance compared to Copper)
4. Temperature : +Temperature = +resistance]]> 2022-03-16 06:10:27 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2097407007 An attractive or repulsive forces between particles that are caused by their electric charges. jervargas https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2099513697 2022-03-17 07:17:17 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2099513697 The electric force between charged bodies at rest is conventionally called electrostatic force jervargas https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2099514712 2022-03-17 07:18:09 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2099514712 charged object creates an electric field jervargas https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2099516112 2022-03-17 07:19:20 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2099516112 The amount of work needed to move a unit charge from a reference point to a specific point against an electric field. jervargas https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2099517827 2022-03-17 07:20:42 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2099517827 Electrostatics https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2100068208 is a field that focuses on the interactions between electric charges that are at rest or nearly so.]]> 2022-03-17 13:36:04 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2100068208 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2100935253 Electrostatic involves the buildup of charges on the surface of the object due to contact with other surfaces.]]> 2022-03-17 23:53:44 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2100935253 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2100935988 Coulomb's Law

is used to determine the electrical force between two charged objects. It states that the electrical force is directly proportional to the charge of two objects but inversely proportional to the distance.

]]> 2022-03-17 23:54:32 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2100935988 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2100936279 Electric Field

At a certain point is equal to the electric force per unit charge experienced by a charge at that point.

]]> 2022-03-17 23:54:53 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2100936279 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2100938588 The energy in an electric potential energy required to move a charge against an electric field.]]> 2022-03-17 23:55:14 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2100938588 In the ionization of an object, electrons are either transferred or gained. kiblanco https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101169843 2022-03-18 02:27:43 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101169843 Coulomb's law states that the electrical force between two charged objects is directly proportional to the product of the quantity of charge on the objects. kiblanco https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101172482 2022-03-18 02:29:30 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101172482 Electric field is defined as the electric force per unit charge. kiblanco https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101173037 2022-03-18 02:29:53 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101173037 The energy required to transport a charge against an electric field is known as electric potential energy. kiblanco https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101174130 2022-03-18 02:30:35 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101174130 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101199394 It focuses on the interactions between electric charges.]]> 2022-03-18 02:47:19 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101199394 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101203476 Coulomb's Law depicts the strength of the electrostatic force between two charges.]]> 2022-03-18 02:50:07 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101203476 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101209003 A field is a region associated with an electric charge distribution in which the charge's or field's forces act on other charges.]]> 2022-03-18 02:54:19 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101209003 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101212334 The energy required to transport a charge against an electric field is known as electric potential energy.]]> 2022-03-18 02:56:45 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101212334 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101736407 The study of charges that form on insulating objects as a result of physical contact and removal or relative motion is known as electrostatics.

The following are the fundamentals to be aware of:

1. There are two charges, positive and negative.

2. Electrostatic charges are the highest in low temperature dry conditions.

3. Objects may be charged by contact (same polarity as charging source) or induction (opposite polarity of charging source).

]]> 2022-03-18 11:13:28 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101736407 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101748238 Coulomb's law is concerned with the force that exists between two stationary charges. The amount of the force between two static charges is directly proportional to the product of their magnitudes and inversely proportional to the square of the distance between them.]]> 2022-03-18 11:23:59 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101748238 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101800102 Electric field is much simpler. Arrows pointing equally outward in all directions from a sphere, or inward toward the opposite polarity sphere, might be used to illustrate the field of a charged sphere. Physical attraction between oppositely charged spheres is homogeneous independent of orientation; the only factors that determine the attractive or repulsive force are the voltage and distance between the spheres. There is no such thing as north or south. The electric field radiates in the same direction in all directions. Like charges repel one other, whereas opposing charges attract each other.]]> 2022-03-18 12:07:26 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101800102 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101814640 When an item moves against an electric field, it accumulates energy that is referred to as electric potential energy. The electric potential is calculated by dividing the potential energy by the quantity of charge for any charge.]]> 2022-03-18 12:19:07 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2101814640 How do Objects Acquire a Charge? https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2102801471 There are objects that allow easy passage of electric charges (conductors) and there are those that does not (insulators). There are even objects that are more inclined to becoming negatively charged or becoming positively charged after rubbing a pair of objects together.]]> 2022-03-19 07:24:46 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2102801471 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2104457217 Electrostatics is a field that focuses on the interactions between electric charges, the charge in an atom that cannot be created nor destroyed, that are at rest. ]]> 2022-03-21 03:31:21 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2104457217 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2104458899 Coulomb's Law discusses the Principle of Conservation of Charge which states that the algebraic sum of all the charges in any closed system is constant and the magnitude of the charge of the proton or electron is a natural unit of charge. ]]> 2022-03-21 03:32:51 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2104458899 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2104464660 Electric field revolves around the idea that when a positive charge experiences a force at any point within the region where an electric charge is placed. Hence, it is equal to the electric force per unit charge experienced by a charge at that point.]]> 2022-03-21 03:37:37 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2104464660 The factors that would affect the potential energy of the test charge. https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2104467316 I. Electric field from the source
II. Charge of the test charge
III. Distance between the source of electric field]]> 2022-03-21 03:39:38 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2104467316 Coulomb's law defines the force exerted by an electric field on an electric charge - this is the force acting between electrically charged objects and is determined by the value of the interaction between two stationary point electric charges in a vacuum. https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2105407674 2022-03-21 14:10:41 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2105407674 Principle of Conservation of Charge https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2106934199 Two positive charges or two negative charges repel each other. A positive and a negative charge attract each other.]]> 2022-03-22 07:21:42 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2106934199 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2107025720 In a electric field a charge is capable of affecting another charge by applying electric force on it. ]]> 2022-03-22 08:25:47 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2107025720 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2114224947 Electric charge - adding up all the charges in an atom
Net electric charge - summation of all the charges in the body]]> 2022-03-25 17:36:53 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2114224947 Law of Charges https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2114228335 Identical charges repel each other; Opposite charges attract each other. ]]> 2022-03-25 17:39:11 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2114228335 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2114231947 Only the Electric Field can be identified when there is a charge.]]> 2022-03-25 17:41:38 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2114231947 https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2114233886 Gravitational Field is to mass; Electric Field is to charge.]]> 2022-03-25 17:43:00 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2114233886 If a charge is moving in the direction that it would normally move, its electric potential energy is decreasing. If a charge is moved in a direction opposite to that of it would normally move, its electric potential energy is increasing https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2128280098 2022-04-04 09:11:53 UTC https://padlet.com/pvillaralvo/27bltrqe2hbprc4q/wish/2128280098