A heavy toolbox rests stationary on a flat, horizontal workbench. The workbench exerts an upward normal contact force of 180 N on the toolbox.
State the magnitude and direction of the force exerted by the toolbox on the workbench.
57 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.