P3.1.1 - Electrostatics

Question 1

What charge do protons have?

Answer 1

+1

Question 2

What charge do neutrons have?

Answer 2

None

Question 3

What charge do electrons have?

Answer 3

-1

Question 4

What is charge?

Answer 4

A property of matter - like charges repel and unlike charges attract

Question 5

What happens to the electrons when you rub two insulators together?

Answer 5

Electrons can be transferred from one insulator to another

Question 6

What is static electricity?

Answer 6

Electricity caused when 2 insulators have different charges due to passing each other electrons

Question 7

How do you discharge an object?

Answer 7

Connect the object to something that allows the electrons to flow

Question 8

What happens to the electric field lines if you put another charged object in it?

Answer 8

They will stretch

Question 9

What does the direction of the field lines indicate?

Answer 9

The direction of the force on a positive charge

Question 10

If electric field lines are closer together, is the electric field strong or weak?

Answer 10

Strong