Electricity and Circuits

What is a circuit?

• an outlet or switch
• a path which an electric current flows
• a poor conductor

What is an electric current? 

• the flow of electricity 
• electricity moving in only one direction
• a switch that gives power

A conductor is ____________

• something that allows electric current to flow easily
• something that limits the flow of electricity

Tags

NGSS.4-PS3-2

Electrical energy can make heat energy. 

• True
• False

Tags

NGSS.4-PS3-2

NGSS.4-PS3-4

All metals conduct electricity equally well. 

• True
• False

The device used to open and close circuits is called a ______.

• circuit

• wire

• switch

• open circuit

A/An ____________ is a material that electricity CANNOT pass through easily.

• Conductor

• Insulator

• wire

• switch

A/An ________________ circuit is when electricity is ABLE to flow and the motor works.

• open

• closed

If electricity is UNABLE to flow and the motor doesn't work, what type of circuit is it?

• closed circuit

• open circuit

Which of the following is an insulator?

• copper

• steel

• rubber

• aluminum

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4