Science 9 Electricity Vocab by Livia Mangin https://padlet.com/livia_mangin086/ianck5ssxv1n By: Livia Mangin en-us 2017-10-25 22:27:48 UTC 2023-08-09 09:16:05 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Bigthunderstorm.png Static Electricity livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/200635069 It is where there is an unbalance of negative and positive charges. An object can gain electrons and then discharge them in a shock.]]> 2017-10-25 22:32:30 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/200635069 Law of Charges livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/200635775 It states that:
1. Opposite charges attract to each other (+/-)
2. Like charges will reperl from each other (+/+)(-/-)
3. Positively or negatively charged objects will attract to neutral objects]]> 2017-10-25 22:38:43 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/200635775 Conductor(s) livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/200636250 It is an object that electrons can move freely throughout it. Also, they will spread out evenly all over the object.]]> 2017-10-25 22:43:00 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/200636250 References livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/200636464 https://goo.gl/images/VXjNsz
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https://goo.gl/images/1FfGkE]]> 2017-10-25 22:45:10 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/200636464 Insulators livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/200637212 It is an object where electrons cannot move around freely. Also, the electrons will stay where they are placed. (cannot spread out)]]> 2017-10-25 22:51:46 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/200637212 Semiconductors livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/200637603 These objects have a conductivity that is better than a insulator but not as good as a conductor.]]> 2017-10-25 22:55:06 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/200637603 Superconductors livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/200638485 These objects provide little or no resistance to the electrons moving. Different materials can become superconductors when at extremely low temperatures.]]> 2017-10-25 23:01:50 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/200638485 Grounding livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/200638935 Touching an object to the earth to neutralize it and discharge the excess electrons.]]> 2017-10-25 23:05:27 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/200638935 Circuit livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201061648 This is a pathway that electrons can move through. For the electrons to move this also must be a closed circuit.]]> 2017-10-27 00:57:43 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201061648 Source livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201064747 It is something in a circuit that can provide electrical energy. This is usually a battery.]]> 2017-10-27 01:23:21 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201064747 Load livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201065244 This refers to soemthing that converts electrical energy into soemthing else, like light or heat. A lightbulb can be a load in a circuit.]]> 2017-10-27 01:26:58 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201065244 Control livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201065593 This is something in a circuit that can stop or start the flow of electrons. Often it is a switch.]]> 2017-10-27 01:30:00 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201065593 Current livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201066150 This is how much charge passes a point in 1 second. We measure it in amperes, or amps(A). The symbol for current is a capital I. We use an ammeter to measure it.]]> 2017-10-27 01:33:55 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201066150 Ammeter livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201067183 This is a device we use to measure current. We connect as a part of the circuit.]]> 2017-10-27 01:41:12 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201067183 Voltage livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201067427 This is how much energy is available to push charges through the circuit.(what makes the electrons move) You use a voltmeter to measure it. The unit is a volt(V) and the symbol is a capital V.]]> 2017-10-27 01:42:53 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201067427 Voltmeter livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201068104 This is the device we use to measure voltage in a circuit. To use it, each probe must surround something that is in the circuit, like a switch or a battery.(outside the circuit)]]> 2017-10-27 01:48:01 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201068104 Resistance livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201068661 Something that slows the speed of electrons in a circuit. It converts electrical energy into some other form. This can be something like a lightbulb or heater. We measure it in Ohms and its symbol is a R.]]> 2017-10-27 01:51:59 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201068661 Ohm's Law livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201069614 It states that:
1. If the voltage stays the same in a circuit, but the current increases, then the resistance will decrease.
2. If the voltage stays the same in a circuit, but the current decreases, then the resistance will increase.]]> 2017-10-27 01:59:07 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/201069614 Variable Resistors livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/206526536 These are resistors that dont have a fixed resistance. Instead, it changes with changes in temperature, light or voltage.]]> 2017-11-13 23:42:19 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/206526536 Series Circuit livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/206528333 A circuit in which there is only 1 possible path that the electrons can flow through]]> 2017-11-13 23:55:34 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/206528333 Parallel Circuit livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/206528920 A circuit where there are multiple paths for the electrons to flow through. It doesn't mean that the paths are parallel lines.]]> 2017-11-13 23:59:48 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/206528920 Energy livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/206529202 Energy is the ability to do work and it can convert into different forms.]]> 2017-11-14 00:02:17 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/206529202 Electricity to Heat livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/206529721 In this conversion, electricity will enter the device and then the resistors turn it in to heat. An example is a hair dryer.]]> 2017-11-14 00:05:58 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/206529721 Conductor livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/206531432 In a circuit, something that creates a path for the electrons to move through, usually a wire.]]> 2017-11-14 00:17:00 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/206531432 Heat to Electricity livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/206998948 Thermoelectric generators convert heat to electricity without moving parts
Heat can convert to electricity with a thermocouple. In a thermocouple, there are two loops of different metals. As the temperature difference increases, the current increases. This can be used to measure high temperatures. 

]]> 2017-11-14 22:52:42 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/206998948 Electricity to Motion livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/207000139 When quartz or crystal is connected to an electric current it expands or contracts. Whatever is touching the crystal will experience pressure and a wave or vibration. This is called the piezoelectric effect. An example is a singing card.]]> 2017-11-14 23:00:04 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/207000139 Motion to Electricity livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/207001019 It is the piezoelectric effect in reverse. A potential difference builds up on the crystal and the conductors that are attached to it create a circuit. An example is a microphone.]]> 2017-11-14 23:05:21 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/207001019 Electricity to Light livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/207002171 In an incandescent light bulb, there is a filament made of high resistance metal that glows brightly when current goes through it. An example is a light bulb.]]> 2017-11-14 23:12:29 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/207002171 Light to Electricity livia_mangin086 https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/207002644 In a solar cell, light strikes a semi-conductor and causes electrons to break free. An example is a solar panel]]> 2017-11-14 23:15:55 UTC https://padlet.com/livia_mangin086/ianck5ssxv1n/wish/207002644