Questions - Electric charge 1 - 2

Questions - Electric charge 1

1. How do objects get charged by electric charge?

2. What phenomena can we observe if an object is electrically charged?

3. What kinds of electric charges do we know?

4. When do electrically charged objects repel and when do they attract each other?

5.  Where do electric charges come from?

6. What does an atom consist of?

7. What 3 sorts of materials with different electric properties do we know?

8. How do conductors conduct electricity?

9. Why do insulants not conduct electricity?

+Questions on pg 173

Questions - Electric charge 2

1. Why do electrically charged objects attract uncharged objects? Describe the process.

2. What is earthing?

3. Describe the process of electrostatic induction.

4.What units do we use to measure electric object?

5. How many electrons do we need to get the charge of 1 Coulomb?

6. What is the charge of 1 electron?

7. Describe the function of laser printer and Electrostatic precipitator.