Review For Electrostatics

Two like charges

• neutralize each other.

• repel each other.

• must be neutrons.

• attract each other.

The charge of an electron is 

• positive. 
• negative. 
• Electrons have no charge

Tags

NGSS.HS-PS2-4

An atom gains an electron. What type of charge does it have now?

• positive

• negative

• No charge

What direction are the electric field lines around an electron?

• towards the charge

• away from the charge

What does it mean when the electric field lines are close together?

• the field is positive

• the field is negative

• The field is strong

• the field is weak

Where do electrons go when you rub a balloon on your hair?

• Onto the balloon

• Into your hair

• Nowhere

After you rub a balloon on your hair, what charge does the balloon have?

• Positive

• Negative

• Neutral

What direction are the electric field lines around a proton?

• towards the charge

• away from the charge

Tags

NGSS.HS-PS2-4

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

• copper

• silver

• Glass

• aluminum

Which of the following is not a good insulator?

• Copper

• Glass

• rubber

• wool