A spring is lying at rest on a bench. A student stretches the spring.
Explain why the student must apply more than one force to the spring in order to stretch it.
Give one example of a force that changes the shape of an object by compressing it.
40 exam-style questions on AQA GCSE Physics 5.3 Forces and elasticity, covering 5.3 Forces and elasticity. Each one has a worked solution and a mark scheme showing where the marks go.