Physical Science - Electricity

Front

What is related to the push that causes charges to move?

Back

Voltage difference

Front

What device produces an electric current by converting chemical or radiant energy into electrical energy?

Back

Battery Cell

Front

How much power is dissipated in a light bulb operating at a dc voltage of 100 V with a resistance of 200 amps?

Back

20,000 W

Front

If an object is neutrally charged, it must have the same number of __________ and __________.

Back

Protons, Electrons

Front

True or false: An electrical switch opens and closes a circuit.

Back

True

Front

What is the flow of electric charge called?

Back

Electric current

Front

What is the unit of electric current?

Back

Ampere (A)

Front

What is the force that pushes electric charges through a conductor?

Back

Voltage

Front

What is the material that does not allow electric charges to flow easily?

Back

Insulator

Front

What is the path through which electric current flows?

Back

Circuit