Chapter 7 Vocab
暂无描述。系统推荐的高质量记忆内容，适合每天坚持背诵学习。
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Ampere
Current is measured in amperes
Conductor
A material in which electrons are able to move easily
kWh
Measurement of electrical energy; Power*time
Insulator
A material in which electrons are not able to move easily
Ohm
Measure of resistance R is measured in ohms
Ohm’s Law
The current circuit=the voltage difference/resistance I=V/R
Parallel circuit
More than one path for the electricity, contains two or more branches for current to move through
Resistance
Measured in Ohms; R=V/I
Series circuit
Current only has one loop to flow through; christmas lights
Static electricity
The accumulation of excess electric charge on an object
Volt
measured in volts (voltage); V=IR; V=P/I
Circuit breaker
A device that prevents a circuit from overheating and causing a fire; contains piece of metal that bends when it gets too hot Reusable Fuses are one-time uses
Electrical Power
The rate at which electrical energy is converted to another form of energy