Ch 2 Electric Charges and Electric Forces

The charge of an electron is:

• Positive. 
• Negative. 
• Electrons have no charge

Two like charges:

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

Protons are located in the nucleus of the atom.
A proton has _______________.

• No charge
•  A negative charge
• A positive charge

Which of these is the electron?

• A
• B
• C

What parts of an atom are in the nucleus?

• Protons
• Neutrons
• Electrons
• Protons and Neutrons

Which of the following an insulator?

• copper
• wood
• silver
• salt water

What types of charges attract?

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

Walking across a carpet is an example of charge being transferred by

• friction.
• induction.
• contact.
• static electricity

Electric charges that are alike _______ each other.

• Attract
• Repel

What charge does a proton have?

• negative (-)
• positive (+)
• neutral or no charge (0)