Motion

Question 1

What does an acceleration of zero mean in terms of forces?

Answer 1

The forces acting on the object are balanced

Question 2

What is the gradient of a velocity/time graph equal to?

Answer 2

Acceleration

Question 3

velocity, acceleration and displacement are all vectors. What does this mean?

Answer 3

They have a direction so their values can be either positive or negative

Question 4

What is the area under a velocity/time graph?

Answer 4

The displacement