Velocity-time graphs: acceleration and distance travelled (a = Δv/t)

12 questions

1. Five yachts have a sailing race around the same course. Their completion times are shown.Starting with the fastest, put them in order of average speed.
2. Which word is used to describe an object which has a decreasing velocity?
3. An electric scooter has a maximum speed of 2.5 m/s.Calculate the maximum distance it can travel in 50 s.
4. A satellite travels a distance of 10 800 km in 1 hour. What is the speed of the satellite in km/s?
5. Which of these is the correct unit for acceleration?
6. A train speeds up from 2.0 m/s to 8.0 m/s in a time of 50 s.Calculate the acceleration of the train.
7. Match the key words and phrases to their explanations.
8. Find the change in velocity between 0 s and 8 s shown in this graph.
9. When is the magnitude (size) of the acceleration greatest according to the velocity-time graph?
10. The graph shows an electric car with changing velocity.At which of these times is the acceleration greatest?
11. The displacement-time graph shows the movement of a robotic arm in a factory.Calculate the velocity of the arm in m/s between 0 s and 20 s.Do not include the unit in your answer.
12. A car starts from rest and accelerates at a constant 3.5 m/s^2.Calculate its velocity after 6.0 s.

License: OGL