Three students, P, Q, and R, climb a vertical gym rope during a fitness test.
The table below shows their measurement data.
| Student | Estimated weight (N) | Height climbed (m) | Work done (J) | Time taken (s) | Power (W) |
|---|---|---|---|---|---|
| P | 620 | 5.0 | 3100 | 8.0 | 388 |
| Q | 5.0 | 2850 | 7.5 | 380 | |
| R | 540 | 5.0 | 2700 | 6.0 | 450 |
Use the data for student Q to calculate their estimated weight.
57 exam-style questions on Edexcel GCSE Physics 8.1 Energy transfers and work, covering 8.1.1 Energy stores and transfer diagrams, 8.1.2 Ways of changing a system's energy, and 8.1.3 Work done by forces. Each one has a worked solution and a mark scheme showing where the marks go.