Current is the rate of flow of charge or ..................... around a circuit.

• particles

• protons

• electrons

• neutrons

The scientific symbol for current is .................

• c

• C

• I
• i

Current is measured using an .....................

• thermometer

• ruler

• voltmeter

• ammeter

An ammeter is connected ....................... other components in a circuit.

• in series with

• in parallel with

• next to

• on a separate branch to

The scientific symbol for amperes is .........................

• a

• A
• amps

Which circuit shows an ammeter that is correctly wired to measure the current through the lamp?

• A

• B

• C

• D

Voltage is the amount of ................... per unit of charge transferred around a circuit.

• particles

• lamps

• energy
• cells

The scientific symbol for voltage is .......................

• e

• E

• V
• v

Voltage is measured using a ............................

• thermometer

• force meter

• voltmeter
• ammeter

A voltmeter is connected ......................... other components in a circuit.

• in series with

• in parallel with
• next to

• on a separate branch to