Electricity Review

If a bulb is added between the battery and the switch, ____

• The bulbs get brighter

• The bulbs get dimmer

• The bulb brightness stays the same

• All the bulbs go out

If you add another bulb in parallel,_____

• The bulbs get brighter

• The bulbs get dimmer

• The bulb brightness stays the same

• All the bulbs will go out

If the top bulb goes out,

• All the bulbs go out

• The other bulbs get dimmer

• There is no effect on the other bulbs

• The other bulbs get brighter

If a bulb is added between the battery and the switch, ____

• The bulbs get brighter

• The bulbs get dimmer

• The bulb brightness stays the same

• All the bulbs go out

Devices in a parallel circuit receive

• equal current but different voltage

• equal voltage but different current

• equal voltage and equal current

• different voltage and different current

Devices in a series circuit receive

• Equal current but different voltage

• Equal voltage but different current

• Equal voltage and equal current

• different voltage and different current

Which of the following has the greatest resistance?

• long, thin wires

• Short, thick wires

• long, thick wires

• short, thin wires

Which of the following has the least resistance?

• Long, thin wires

• Short, thick wires

• Long, thick wires

• Short, thin wires

In a parallel circuit

• All devices receive the same current

• There are 2 or more paths for current to flow

• All devices always go on and off together

• Each device operates with a different voltage

Electrons flow only in

• series ciruits

• parallel circuits

• closed circuits

• open circuits