A velocity–time graph consists of straight lines joining the values in the table.
| Time in s\mathrm{s}s | Velocity in m/s\mathrm{m/s}m/s |
|---|---|
| 0 | 2.0 |
| 4.0 | 10 |
| 7.0 | 10 |
| 10 | 1.0 |
What is the magnitude of the deceleration during the final section?
0.90 m/s20.90\ \mathrm{m/s^2}0.90 m/s2
1.5 m/s21.5\ \mathrm{m/s^2}1.5 m/s2
3.0 m/s23.0\ \mathrm{m/s^2}3.0 m/s2
3.3 m/s23.3\ \mathrm{m/s^2}3.3 m/s2
96 exam-style questions on Edexcel GCSE Physics 2.2 Speed, velocity and acceleration, covering 2.2.1 Speed and distance–time graphs, 2.2.2 Acceleration and the uniform-acceleration equation, 2.2.3 Velocity–time graphs, and 2.2.4 Measuring speed, typical speeds and free-fall acceleration. Each one has a worked solution and a mark scheme showing where the marks go.