A technician records these measurements while testing a motorised theatre platform.
| Entry | Measurement |
|---|---|
| A | acceleration of 1.5 m/s2 |
| B | temperature of 38 ∘C38\ ^\circ\text{C}38 ∘C |
| C | power of 900 W |
| D | momentum of 120 kg m/s |
Which pair of entries is incomplete because a direction is not given?
The power and momentum entries
The momentum and acceleration entries
The acceleration and temperature entries
The temperature and power entries
93 exam-style questions on Edexcel GCSE Physics 9.1 Forces and vectors, covering 9.1.1 Interactions and types of force, 9.1.2 Vector and scalar quantities, and 9.1.3 Vector diagrams and free body diagrams. Each one has a worked solution and a mark scheme showing where the marks go.