Chapter 5 Vocabulary by Jai https://padlet.com/11mirpurij/brad94qyxmk2 Stay as positive as a Proton en-us 2018-01-18 01:00:18 UTC 2024-08-14 17:04:56 UTC hello@padlet.com Energy 11mirpurij https://padlet.com/11mirpurij/brad94qyxmk2/wish/222276639 Definition: The ability to do work or cause change is energy.
Formula: E=MC2
Example: Kinetic/Potential energy.

]]> 2018-01-18 01:12:13 UTC https://padlet.com/11mirpurij/brad94qyxmk2/wish/222276639 Work 11mirpurij https://padlet.com/11mirpurij/brad94qyxmk2/wish/222277878 Definition: When an object or living thing does work on another object some of its energy is transferred to that object.
Formula: W=fd
Example: Playing video games.

]]> 2018-01-18 01:24:23 UTC https://padlet.com/11mirpurij/brad94qyxmk2/wish/222277878 Potential Energy 11mirpurij https://padlet.com/11mirpurij/brad94qyxmk2/wish/222770660 Definition: Stored energy that results from the position or shape of an object is called potential energy.
Formula: N/A
Example: When you lift a book up to your desk from the floor or compress a spring to wind a toy.]]> 2018-01-19 13:47:16 UTC https://padlet.com/11mirpurij/brad94qyxmk2/wish/222770660 Gravitational Potential Energy 11mirpurij https://padlet.com/11mirpurij/brad94qyxmk2/wish/222770837 Definition: Gravitational Potential energy increases as weight and height increase.
Formula: Gravitational Potential Energy=Weight x Height
Example: A pen being held above a table has a higher gravitational potential than a pen sitting on the table.]]> 2018-01-19 13:47:41 UTC https://padlet.com/11mirpurij/brad94qyxmk2/wish/222770837 Elastic Potential Energy 11mirpurij https://padlet.com/11mirpurij/brad94qyxmk2/wish/222773644 Definition: The potential energy associated with objects that can be stretched or compressed is elastic potential energy.
Formula: N/A
Example: If it takes 4J of work to stretch a Hooke's law spring 10 cm from its unstretched length, determine the extra work required to stretch it an additional 10 cm.]]> 2018-01-19 13:55:19 UTC https://padlet.com/11mirpurij/brad94qyxmk2/wish/222773644 Kinetic Energy 11mirpurij https://padlet.com/11mirpurij/brad94qyxmk2/wish/222777460
Definition: The energy  an object has due to its motion is called kinetic energy.
Formula: Kinetic energy= 1/2 x mass x Velocity2
Example: An airplane has a large amount of kinetic energy in flight due to its large mass and fast velocity.]]> 2018-01-19 14:05:00 UTC https://padlet.com/11mirpurij/brad94qyxmk2/wish/222777460 Matter 11mirpurij https://padlet.com/11mirpurij/brad94qyxmk2/wish/223190535 Definition: Anything that has mass.
Formula: N/A
Example: The Milky way Galaxy]]> 2018-01-22 03:52:53 UTC https://padlet.com/11mirpurij/brad94qyxmk2/wish/223190535 Mechanical Energy: 11mirpurij https://padlet.com/11mirpurij/brad94qyxmk2/wish/223748085 Definition: Mechanical energy is the sum of kinetic and potential energy in an object that is used to do work. In other words, it is energy in an object due to its motion or position, or both.
Formula:  mechanical energy = kinetic energy + potential energy.
Example: A moving car possesses mechanical energy due to its motion (kinetic energy)]]> 2018-01-23 13:12:56 UTC https://padlet.com/11mirpurij/brad94qyxmk2/wish/223748085 Thermal Energy 11mirpurij https://padlet.com/11mirpurij/brad94qyxmk2/wish/223750533 Definition: Thermal energy is the internal energy of an object due to the kinetic energy of its atoms and/or molecules.
Formula:
Where Q is the thermal energy, m is the mass of the given substance, c is the specific heat and ΔT is the temperature difference

Example:Drying our clothes in sun.
]]> 2018-01-23 13:18:33 UTC https://padlet.com/11mirpurij/brad94qyxmk2/wish/223750533 Electrical Energy 11mirpurij https://padlet.com/11mirpurij/brad94qyxmk2/wish/223753177 Definition: Electrical energy is defined as an electric charge that lets work be accomplished.
Formula: Power P = E ⁄ t
(where power P is in watts, Power P = work / time (W ⁄ t).Energy E is in joules, and time t is in seconds.)
Example: power from a plug outlet.]]> 2018-01-23 13:24:45 UTC https://padlet.com/11mirpurij/brad94qyxmk2/wish/223753177 Chemical Energy 11mirpurij https://padlet.com/11mirpurij/brad94qyxmk2/wish/223754852 Definition: Chemical energy, Energy stored in the bonds of chemical compounds. Chemical energy may be released during a chemical reaction, often in the form of heat.
Formula: H2(g) + 0.5 O2 -> H2O(l), dHf = -285.8 kJ/mol
Example: Coal, petroleum.]]> 2018-01-23 13:28:42 UTC https://padlet.com/11mirpurij/brad94qyxmk2/wish/223754852 Nuclear Energy 11mirpurij https://padlet.com/11mirpurij/brad94qyxmk2/wish/223757371 Definition: the energy released during nuclear fission or fusion, especially when used to generate electricity.
Formula: E=mc2
Example: nuclear power plant provides enough energy to give electricity to large cities.]]> 2018-01-23 13:34:15 UTC https://padlet.com/11mirpurij/brad94qyxmk2/wish/223757371 Electromagnetic Energy 11mirpurij https://padlet.com/11mirpurij/brad94qyxmk2/wish/223760445 Definition: a form of energy that is reflected or emitted from objects in the form of electrical and magnetic waves that can travel through space.
Formula: E=hv
Example: , ultraviolet radiation, visible light, infrared radiation, microwaves and radio waves.]]> 2018-01-23 13:41:05 UTC https://padlet.com/11mirpurij/brad94qyxmk2/wish/223760445 Energy Transformation 11mirpurij https://padlet.com/11mirpurij/brad94qyxmk2/wish/224053927 Definition: A change from one form of energy to the other is energy transformation
Formula: N/A
Example: A toaster transforms thermal energy to thermal energy.]]> 2018-01-24 00:29:36 UTC https://padlet.com/11mirpurij/brad94qyxmk2/wish/224053927 Law of Conservation of Energy 11mirpurij https://padlet.com/11mirpurij/brad94qyxmk2/wish/224054520 Definition: Energy can neither be created nor destroyed; rather, it can only be transformed from one form to another
Formula:

Example:

When you push a book across the table, the energy from your moving arm is transferred from your body to the book, causing the book to move.


]]> 2018-01-24 00:34:55 UTC https://padlet.com/11mirpurij/brad94qyxmk2/wish/224054520 Fossil Fuel 11mirpurij https://padlet.com/11mirpurij/brad94qyxmk2/wish/225909737 Definition: a natural fuel such as coal or gas, formed in the geological past from the remains of living organisms.
Formula: N/A
Example:Crude oil, coal and gas are fossil fuels.]]> 2018-01-30 01:21:08 UTC https://padlet.com/11mirpurij/brad94qyxmk2/wish/225909737 Combustion 11mirpurij https://padlet.com/11mirpurij/brad94qyxmk2/wish/225910450 Definition: the process of burning something.
Formula: C3H8 + O2 = CO2 + H2O
Example: flame]]> 2018-01-30 01:26:30 UTC https://padlet.com/11mirpurij/brad94qyxmk2/wish/225910450