Equations of motion

1

The three graphs below illustrate the velocity of three different objects plotted against time.

Three graphs (A, B & C) of velocity against time.

Which graph shows constant velocity then slowing down?

2

The three graphs below illustrate the velocity of three different objects plotted against time.

Three graphs (A, B & C) of velocity against time.

Which graph shows constant acceleration throughout the time?

3

The three graphs below illustrate the velocity of three different objects plotted against time.

Three graphs (A, B & C) of velocity against time.

Which graph shows acceleration which decreases during the time?

4

The three graphs below illustrate the velocity of three different objects plotted against time.

Three graphs (A, B & C) of velocity against time.

Which graph shows negative acceleration at the end of the journey?

5

The displacement time graph below illustrates the journey of a model car which starts to move from left to right.

Graph of displacement in metres against time in seconds.

What is the maximum velocity of the car?

6

The displacement time graph below illustrates the journey of a model car which starts to move from left to right.

Graph of displacement in metres against time in seconds.

At what time does the car stop?

7

The displacement time graph below illustrates the journey of a model car which starts to move from left to right.

Graph of displacement in metres against time in seconds.

What is the velocity of the car from nine to twelve seconds?

8

What is the magnitude of the acceleration of a moving object equal to?

9

A motorbike undergoes a constant acceleration from rest and travels a distance of 60 m in 6.0 s.

What is the acceleration of the motorbike?

10

A car is travelling in a straight line at 25m{s^{ - 1}}. The car brakes for 5.0s and the speed is reduced uniformly to 15m{s^{ - 1}}. How far does the car travel in this time?

11

The velocity time graph represents the motion of a girl running for a bus heading north.

She runs from a standstill at O and jumps on the bus at Q.

Graph of velocity in metres per second against time in seconds.

Find the constant speed she runs at.

12

The velocity time graph represents the motion of a girl running for a bus heading north.

She runs from a standstill at O and jumps on the bus at Q.

Graph of velocity in metres per second against time in seconds.

Find the distance she runs.

13

The velocity time graph represents the motion of a girl running for a bus heading north.

She runs from a standstill at O and jumps on the bus at Q.

Graph of velocity in metres per second against time in seconds.

Find the acceleration of the bus.