1.When you comb your hair, why does the comb acquire a negative charge?
2.Since electric charges move well through metals, they are classified as good __________?
3. The unit of electric charge is __________?
4. An important difference between gravitational and electrical forces is that the gravitational force is always
a) stronger b) attractive c) repulsive d) positive e)removable
5) Stroking a rubber balloon with a wool mitten will put a charge on the balloon, if the mitten is then brought near the balloon, what should occur?

Question

1.When you comb your hair, why does the comb acquire a negative charge? 
2.Since electric charges move well through metals, they are classified as good __________?
3. The unit of electric charge is __________?
4. An important difference between gravitational and electrical forces is that the gravitational force is always 
a) stronger b) attractive c) repulsive d) positive e)removable
5) Stroking a rubber balloon with a wool mitten will put a charge on the balloon, if the mitten is then brought near the balloon, what should occur?