2NA Electricity

The rate of flow of electric charge is known as __________.

• electricity

• current

• voltage

• potential difference

What is the unit for current?

• ampere

• energy

• volt

• electric

The diagram shows an electron current.

• True

• False

The diagram shows ____________.

• wire

• light bulb

• switch

• dry cell

The diagram shows a _____________.

• dry cell

• battery

• light bulb

• switch

The diagram shows a _____________.

• dry cell

• opened switch

• closed switch

• battery

Which statement correctly states and explains the arrangement of components in the circuit?

• Parallel because there are two batteries and two light bulbs.

• Parallel because current can flow through two light bulbs.

• Series because there is an equal number of light bulbs and batteries.

• Series because there is only one pathway for current to flow through.

Which circuit will show a brighter light bulb?

• Circuit with only one light bulb

• Circuit with two light bulbs

Which circuit will show a brighter light bulb?

• Series

• Parallel

Which circuit will show a brighter light bulb?

• Circuit with one battery

• Circuit with two batteries