A boat travels east. Its engine produces 450 N eastwards and water resistance is 300 N westwards. These are its only horizontal forces. What happens to its speed?
It decreases because the resultant force is westwards.
It increases because the resultant force is westwards.
It decreases because the resultant force is eastwards.
It increases because the resultant force is eastwards.
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.