Electricity and Light

Which of the following is not an electricity C word?

• Current

• Circuit

• Closed

• Condensation

Why do electricians always wrap wires in plastic?

• Plastic comes in many different colors

• Plastic is a good electrical conductor

• Plastic makes the wires easy to bend

• Plastic is a good electrical insulator

Tags

NGSS.5-PS1-3

Which of these materials is a good conductor of electricity?

• Rubber

• Metal

• Newspaper

• Glass

Tags

NGSS.5-PS1-3

The student conducted an experiment with circuits. Why was the bulb bright when he closed the switch?

• The switch produced an electric current

• Closing the switch broke the circuit

• Closing the switch completed the circuit

• The switch did not make a difference

Tags

NGSS.4-PS3-2

NGSS.3-PS2-3

A penny is an example of

• An insulator

• an electron

• a proton

• a conductor

Tags

NGSS.5-PS1-3

What supplies the energy in a simple circuit?

• wires
• battery
• bulb

A/an _________________ is an object that will allow electricity to flow through it.

• insulator
• conductor

Tags

NGSS.5-PS1-3

NGSS.4-PS3-2

A/an _________________ is an object that will allow electricity to flow through it.

• insulator
• conductor

A/an _________________ is a material that will not allow electricity to flow through it.

• insulator
• conductor

Tags

NGSS.5-PS1-3

Which material is an insulator?

• gold
• copper
• plastic

Tags

NGSS.MS-PS2-3