A resultant force of 18 N acts on a mass of 3.0 kg. What is its acceleration?
15 m s−215\ \mathrm{m\,s^{-2}}15 ms−2
0.17 m s−20.17\ \mathrm{m\,s^{-2}}0.17 ms−2
6.0 m s−26.0\ \mathrm{m\,s^{-2}}6.0 ms−2
54 m s−254\ \mathrm{m\,s^{-2}}54 ms−2
103 exam-style questions on Edexcel GCSE Physics 2.3 Forces and Newton's laws, covering 2.3.1 Newton's first law, 2.3.2 Newton's second law, and 2.3.3 Weight and gravitational field strength. Each one has a worked solution and a mark scheme showing where the marks go.