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YouThinkICare?

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QuestionAnswer
chemical energy the energy stored in chemical compounds
chemical reaction a process in which substances change into new substances with different properties
electrochemical cell a device that transforms chemical energy into electrical energy
electrode a metal part of an electrochemical cell, which gains or loses electrons
electrolyte a liquid or paste that conducts electric current
terminal a convenient attachment point used to connect a cell or battery to a circuit
battery a combination of two or more electrochemical cells in series
wet cell an electrochemical cell in which the electrolyte is a liquid
dry cell an electrochemical cell in which the electrolyte is a paste
Ohm's law the law that states that resistance is equal to voltage divided by current
series circuit an electric circuit with a single path
ammeter a device used to measure current in a circuit
parallel circuit an electric circuit with multiple paths
voltmeter a device used to measure voltage, or electrical potential energy difference
power the rate at which one form of energy is transformed into another; the unit of power is the watt
short circuit a connection that allows current to take an unintended path
grounded allowing charges to flow directly from the circuit into Earth in the event of a short circuit
third prong the round prong of a plug that connects any metal pieces in an appliance to the safety grounding wire of a building
fuse a safety device with a thin metal strip that will melt if too much current passes through a circuit
circuit breaker a reusable safety switch that breaks the circuit when the current becomes too high
Created by: deleted user
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