A wheeled robot has a mass of 0.80 kg. The robot speeds up during a test. The speed at each stage is shown in the table.
| Stage | Speed in m/s\mathrm{m/s}m/s |
|---|---|
| Initial | 3.0 |
| Final | 6.0 |
Calculate the increase in the kinetic energy of the robot.
121 exam-style questions on Edexcel GCSE Physics 3.1 Energy stores and calculations, covering 3.1.1 Gravitational potential energy, 3.1.2 Kinetic energy, and 3.1.3 Energy transfers and conservation of energy. Each one has a worked solution and a mark scheme showing where the marks go.