Circuits and Current

What charges flow through metal wires in a circuit?

A cell/battery has a positive and a negative end. The negative electrons in the metal wire are attracted to the ____________ end of the battery.

• Positive

• Negative

________ is a measure of the amount of charge flowing per second.

Which of these components measures the current in a circuit?

• Switch

• voltmeter

• ammeter

• bulb

What is the unit of electric current?

• seconds

• amps

• charge

• volts

A battery produces electrons

• True

• False

What component is this the symbol of?

What component is this the symbol of?

• cell

• battery

• switch

• bulb

What does this measure?

• current

• voltage

• time

• power

What component is this the symbol of?

• cell

• battery

• switch

• bulb