Ch. 20 Vocab Quiz

A material that electricity can easily pass through.

• resistance

• fuse

• isulator

• conductor

A material through which electricity can NOT easily pass through.

• resistance

• fuse

• insulator

• conductor

The opposition (or friction) to the flow of electricity.

• insulator

• resistance

• voltage

• current

A material that has almost zero resistance to electricity.

• insulator

• superconductor

• friction

• metal

The potential difference between two places in an electric field that puts a force behind electricity.

• voltage

• current

• amperes

• resistance

A device that converts chemical energy into electrical energy.

• fuse

• circuit breaker

• ampere

• battery

The relationship between voltage, current and resistance that is summarized in the equation C=V/R.

• Newton's law of motion

• Boyle's Law

• Charles's Law

• Ohm's Law

The attraction or repulsion between electrically charged objects.

• nuclear force

• electric force

• magnetic force

• gravitational force

The transfer of charge without contact between materials.

• induction

• reduction

• current

• grounding

The flow of electric charges.

• current

• voltage

• resistance

• gravity