12 Questions
| Attempts: 1656

Questions and Answers

- 1.The circuit of a motor racing track is 3 km in length. In a race, a car goes 25 times round the circuit in 30 minutes. What is the average speed of the car?
- A.
75 km/h

- B.
90 km/h

- C.
150 km/h

- D.
750 km/h

- 2.An object moves initially with constant speed and then with constant acceleration. Which graph shows this motion?
- A.
A

- B.
B

- C.
C

- D.
D

- 3.A car is moving downhill along a road at a constant speed. Which graph is the speed/ time graph for the car?
- A.
A

- B.
B

- C.
C

- D.
D

- 4.The diagram shows a speed-time graph for a body moving with constant acceleration.
- A.
Acceleration

- B.
Distance

- C.
Speed

- D.
Time

- 5.A tunnel has a length of 50 km. A car takes 20 min to travel between the two ends of the tunnel. What is the average speed of the car?
- A.
2.5 km/h

- B.
16.6 km/h

- C.
150 km/h

- D.
1000 km/h

- 6.A small steel ball is dropped from a low balcony. Ignoring air resistance, which statement describes its motion?
- A.
It falls with constant acceleration

- B.
It falls with constant speed

- C.
It falls with decreasing acceleration

- D.
It falls with decreasing speed

- 7.The diagram shows the speed-time graph for an object moving at constant speed. What is the distance in meters travelled by the object in the first 3s?
- A.
18 m

- B.
20 m

- C.
6 m

- D.
24 m

- 8.A car accelerates from traffic lights. The graph shows how the car’s speed changes with time. How far does the car travel before it reaches a steady speed?
- A.
150 m

- B.
125 m

- C.
200 m

- D.
100 m

- 9.The graph represents the movement of a body accelerating from rest. After 5 seconds how far has the body moved?
- A.
50 m

- B.
25 m

- C.
60 m

- D.
80 m

- 10.A child is standing on the platform of a station, watching the trains. A train travelling at 30m/s takes 3s to pass the child. What is the length of the train?
- A.
150 m

- B.
90 m

- C.
60 m

- D.
120 m

- 11.The graph shows the progress of an athlete in a 100m race.What time was taken to travel 10m from the start?
- A.
2.4 s

- B.
2.8 s

- C.
65 s

- D.
70 s

- 12.The speed-time graph shown is for a bus travelling between stops. Where on the graph is the acceleration of the bus the greatest?
- A.
A

- B.
B

- C.
C

- D.
D

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