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19 Cards in this Set
- Front
- Back
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Static electricity is also known as ___________. This refers to the build-up of electric charge in one place.
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static charge
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All matter is made up of tiny particles called ___________.
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atoms
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The __________ is a unit of electric charge.
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Coulomb
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An ___________________ is a push or pull between charged objects.
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electric force
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The _________________________ state that like charges _______ and opposites _________. Charged objects are attracted to __________ objects.
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laws of static charge
repel attract neutral |
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A device that can detect the presence of charge is the ______________
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electroscope
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The ability to do work is called ________
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energy
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A device that stores electric charges for later is called a ___________ or ______________ ______.
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battery
electrochemical cell |
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Energy that is stored in a battery is called ________ ________ ________.
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electric potential energy
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A battery that powers a flashlight converts __________ energy into _______________- energy.
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chemical
electrical |
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Energy to push electrons is available if positive and negative charges are ___________
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separated
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A flashlight battery has two terminals called _____________ in a moist paste called an _____________
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electrodes
electrolyte |
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________ _____________, or voltage, is the difference in energy per coulomb of charge.
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Potential difference
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The unit for measuring resistance (R) is the __________
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ohm
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The unit for measuring current (I) is the ____________
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ampere (mA & A)
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The unit for measuring voltage (V) is the _____
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volt (V)
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Ohm's law relates ____________, __________ and ____________.
What is at the top of the triangle? |
voltage current resistance
VOLTAGE |
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What is the unit for power (P)?
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Watts (W)
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What is at the top of the triangle for POWER, CURRENT AND VOLTAGE?
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POWER!!!
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