Electricity

What supplies the energy in an electric circuit?

• light bulb
• conductor
• wire
• battery

Jill finds that all of the electric cords in her school are covered in plastic. Why is it important to cover the electric cords with plastic?

• Plastic is an insulator.
• Plastic is a conductor.
• Plastic is strong.
• Plastic will melt.

Would these magnets repel or attract? 

• Repel
• Attract

Will this circuit light the bulb? 

• Yes
• No

Will this circuit light the bulb? 

• Yes
• No

Which of these materials is a good conductor of electricity?

• Rubber

• Metal

• Newspaper

• Glass

Tags

NGSS.MS-PS2-3

Thomas Edison was the first one who tried to invent the light bulb.

• True

• False

This circuit is .....?

• open
• parallel
• closed
• shows the flow of electricity

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

• open
• closed

A circuit is the path that electricity follows.

• true
• false