Three horizontal forces act on a trolley along the same straight line. A force of 30 N acts to the right, a force of 12 N acts to the left and a force of 8 N acts to the left. What is the resultant force on the trolley?
10 N to the right
10 N to the left
26 N to the right
50 N to the right
40 exam-style questions on AQA GCSE Physics 5.1 Forces and their interactions, covering 5.1.1 Scalar and vector quantities, 5.1.2 Contact and non-contact forces, 5.1.3 Gravity, and 5.1.4 Resultant forces. Each one has a worked solution and a mark scheme showing where the marks go.