Pearson Edexcel International GCSE (9–1) · PHYSICS · Section
FORCES AND SHAPE
29 practice questions
Practice questions
11–15 of 15 · Normal
Question 11
2 marks · Normal
Answer and see the solution →A box is pulled to the right with a force of 15 N and to the left with a force of 9 N. What is the resultant force acting on the box? State the size and the direction.
Question 12
3 marks · Normal
Answer and see the solution →Explain why friction is essential for a person to walk on the ground. What would happen if there were no friction between your shoes and the surface?
Question 13
3 marks · Normal
Answer and see the solution →A toy boat floats on a lake and is pulled forwards by a string with a force of 5 N. At the same time, water resistance acts on the boat with a force of 3 N in the opposite direction.
(a)[1 mark]Draw a labelled diagram showing all the forces acting on the boat. Indicate the directions clearly.
(b)[2 marks]Calculate the resultant force acting on the boat. State its direction.
Question 14
1 mark · Normal
Answer and check →Which of the following is not a type of force that can act on an object?
- A.Gravity
- B.Magnetism
- C.Temperature
- D.Upthrust
Question 15
3 marks · Normal
Answer and see the solution →A cyclist is moving at a steady speed along a straight road.
(a)[1 mark]Name the two horizontal forces acting on the cyclist.
(b)[2 marks]Explain, using ideas about balanced forces, why the cyclist moves at a constant speed.