30

20

speed/ m/s

10

0

10

15

20

25

times

The speed-time graph above is for another motor cycle travelling along the same road.

a What is the motor cycle's maximum speed?

b What is the acceleration during the first 10s? c What is its deceleration during the last 5s?

d What distance is travelled during the first 10s?

e What is the total distance travelled?

f What is the time taken for the whole journey?

g What is the average speed for the whole journey?