Gravity - AQA

1

What force is caused by gravity?

2

What is the gravitational field strength of Earth?

3

How is weight calculated?

4

What is the weight of a 40 kg child on Earth (g = 9.8 N/kg)?

5

How is the object shown in a free body diagram?

6

In which way does an arrow point in a free body diagram?

7

What is a newton meter?

8

Two 30 N forces act on an object in opposite directions. Which statement is correct?

9

How is work done calculated?

10

How much work is done when a ball is moved 1.5 m by a force of 12 N?