A ball falls towards Earth. Which force is the interaction partner of the gravitational force exerted by Earth on the ball?
The air resistance exerted by the air on the ball
The gravitational force exerted by Earth on the air
The contact force exerted by the ball on the air
The gravitational force exerted by the ball on Earth
93 exam-style questions on Edexcel GCSE Physics 9.1 Forces and vectors, covering 9.1.1 Interactions and types of force, 9.1.2 Vector and scalar quantities, and 9.1.3 Vector diagrams and free body diagrams. Each one has a worked solution and a mark scheme showing where the marks go.