Wire is a ---------?

• Conductor

• Insulator

Tags

NGSS.MS-PS2-3

When all parts of the circuit are connected it is a --------- circuit.

• Open

• Closed

A path along which electricity can flow is a ------?

• Light bulb

• Conductor

• Insulator

• Circuit

What would best complete this circuit?

• Wire

• Battery

• Bulb

• None of the above

When a circuit is closed , the bulb is --------?

• On

• Off

Why is electrical wire usually covered with a layer of plastic?

• To make it look pretty

• To help electricity flow along the wire.

• To make it safe from electric shock

• To add more energy

A complete circuit is an open circuit .

• True

• False

Why is electrical wiring usually made from copper ?

• Because copper is shinny

• Because copper conducts electricity

• Because copper is not magnetic

• Because copper insulate electricity

Tags

NGSS.MS-PS2-3

When a circuit is open , the circuit is -----?

• On

• Off

The components of a simple circuit are -------, ------ and -----------