Electric Force

What types of charges repel?

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

The closer the charges, the ___________ the force between them

• closer
• further
• stronger
• weaker

Which part of the atom is positively charged?

• Proton
• Neutron
• Electron

A balloon has a negative charge.  The glass rod has a positive charge.  What will happen when the glass rod is brought near the balloon?

• The balloon will be attracted to the rod
• The balloon will be repelled by the rod
• The balloon will remain in place
• The balloon will spin in circles

What types of charges repel?

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

Consider the electric field lines shown in the diagram below. From the diagram, it is apparent that object A is ____ and object B is ____.

• +,+
• -,+
• -,-

The ___________ _____________ is the force of attraction or repulsion between objects due to their charges.

• electric charge

• electric force

• distance

• variable

Can neutral objects become charged?

• Yes, by wishing it to be so.

• No, never.

• Yes, by being near or in contact with a charged object.

• No, not under any circumstance.