Figure 1 shows a velocity-time graph for an automated cart moving along a straight track in a factory.

For what length of time is the cart at rest during the first 18 s?
2.0 s2.0\text{ s}2.0 s
4.5 s4.5\text{ s}4.5 s
5.0 s5.0\text{ s}5.0 s
8.0 s8.0\text{ s}8.0 s
Practise Edexcel GCSE Physics Speed, velocity and acceleration with exam-style questions for Foundation and Higher tier. 100 questions, matched to the Edexcel GCSE Physics (1PH0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.