A student adds weights to a spring one at a time and measures the extension each time. Above a certain force the extension is no longer directly proportional to the force. What name is given to this point on the graph?
the natural length
the limit of proportionality
the point of compression
the maximum extension
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.