Electricity Exam

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

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

• positive
• negative

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

• positive
• negative
• No charge

Charged objects are not attracted to neutral objects

• True
• False

When a balloon is rubbed on clothes it acquires a charge by ___________

• Induction
• reduction
• friction 
• concuction

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

• Onto the balloon

• Into your hair

• Nowhere

Tags

NGSS.MS-PS2-3

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

• Positive

• Negative

• Neutral

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

• Positive

• Negative

• Neutral

Tags

NGSS.MS-PS2-3

When a glass rod is rubbed with silk and the glass rod becomes positively charged, what happens to the electrons?

• they are removed from the rod
• they are added to the rod