A car slows down uniformly at 3.0 m/s2 while continuing in the same direction.
Use the equation v2−u2=2axv^2-u^2=2axv2−u2=2ax.
How far does the car travel while its speed decreases from 24 m/s to 12 m/s?
72 m72\ \mathrm{m}72 m
24 m24\ \mathrm{m}24 m
48 m48\ \mathrm{m}48 m
96 m96\ \mathrm{m}96 m
96 exam-style questions on Edexcel GCSE Physics 2.2 Speed, velocity and acceleration, covering 2.2.1 Speed and distance–time graphs, 2.2.2 Acceleration and the uniform-acceleration equation, 2.2.3 Velocity–time graphs, and 2.2.4 Measuring speed, typical speeds and free-fall acceleration. Each one has a worked solution and a mark scheme showing where the marks go.