SAFETY MEASURES

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

What supplies the energy or power in an electric circuit?

• light bulb

• wire

• battery

Tags

NGSS.4-PS3-2

What does this picture represent?

• Fire Hazard

• Always plug in devices

• Electricity Hazard

• Look for a socket

Tags

NGSS.MS-PS2-3

Electrical shock can be prevented by keeping electrical appliances away from water

• true
• false

Safe or unsafe: leaving appliances plugged in after use

• safe
• unsafe 

Tags

NGSS.MS-ESS3-3

Your body is a conductor of electricity.

• true
• false

Tags

NGSS.MS-PS2-3

Electricity can cause a fire.

• 
• 

We must be very, very careful with electricity near....

• Air

• Rubber

• Water

• Cement

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5