Electric Current and Simple Circuits Test

Front

Which is a measure of the amount of energy used to move a coulomb of electrons? Options: Electric Circuit, Voltage, Electric resistance

Back

Voltage

Front

Which is a complete path through which a current travels? Options: Electric Circuit, Voltage, Electric Resistance

Back

Electric Circuit

Front

Which is a measure of how difficult it is for an electric current to flow through material?

Back

Electric Resistance

Front

The ohm is a unit used to measure ____________.

Back

Resistance

Front

Which material has a low electric resistance? Options: Glass, Plastic, Copper

Back

Copper

Front

Which action would increase the resistance of a copper wire? Options: Making it shorter, Making it thicker, Making it thinner

Back

Making it thinner

Front

Which equation correctly states Ohm's law? Options: v=cr, v=c+r, v=c/r

Back

v=cr

Front

If the current and resistance in a circuit are known, the voltage can be determined by_____________________.

Back

multiplying current and resistance.

Front

The unit used to measure electric resistance is the_______.

Back

Ohm

Front

Which statement describes the relationship between electric resistance and the flow of electric current in materials? Good insulators have no resistance., Good insulators have low resistance., Good conductors have low resistance.

Back

Good conductors have low resistance.