Charging by Friction C

1. There are two types of electric charge, positive and ______.

• positive

• negative

• neutral

2. What is the attraction between two like charges?

• repel

• attract

3. What is the attraction between two different charges?

• repel

• attract

4. Charging by ________ is done by rubbing two objects at the same time.

• induction

• induction

• convection

• friction

5. What is the charge of a neutral object?

• zero

• positive

• negative

6. What will happen when two like charges are brought together?

• have no effect on each other

• attract each other

• repel each other

• neutralize each other

7. Which of the following describes the usual way by which a material can gain a negative charge?

• losing protons

• gaining protons

• losing electrons

• gaining electrons

8. Electric energy is produced by the movement of _______.

• electrons

• neutrons

• nucleus

• protons

9. Which of the following DOES NOT allow electrical charges to flow easily?

• copper

• metal rod

• rubber

• silver

10. When an object is positively charged, it has ______.

• no protons

• no electrons

• fewer electrons than protons

• more electrons than protons