If two balloons have the same charge, what will happen if you place them close to each other?

• Nothing
• They will be attracted
• They will pop
• They will push each other away.

Tags

NGSS.HS-PS2-4

How can objects become electrified?

• By plugging them in to a socket

• Adding acid to them

• Rubbing with a woollen cloth

• Shaking them in the air

Two like charges

•  neutralize each other.
• repel each other. 
• must be neutrons. 
• attract each other.

Tags

NGSS.HS-PS2-4

The charge of an electron is 

• positive. 
• negative. 
• Electrons have no charge

Tags

NGSS.HS-PS2-4

Which of the following is not a good conductor of electricity?

• copper
• silver
• Glass
• aluminum

Tags

NGSS.HS-PS1-3

Which of the following is not a good insulator?

• Copper
• Glass
• rubber
• wool

Tags

NGSS.HS-PS3-4

Two like charges:

•  neutralize each other.
• repel each other. 
• must be neutrons. 
• attract each other.

Tags

NGSS.MS-PS2-3

Plastic is an example of _______.

• an insulator
• a conductor

A metal spoon is an example of _____.

• a conductor
• an insulator

What types of charges attract?

• Positive and Positive
• Positive and Neutral
• Negative and Neutral
• Positive and Negative