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Engineering Worksheet: Forces

Engineering lesson 9: Forces: push, pull and gravity · Set 671 · 40 questions
TalentJR

Engineer's tip (Add same way, subtract opposite): Push moves away, pull moves towards; force is measured in newtons (N). Same direction: add. Opposite directions: bigger − smaller, towards the bigger. Weight (N) ≈ mass (kg) × 10.

NameDateTime takenScore ___ / 40
  1. 1.💪 In which unit do we measure force? (a) litre (L) (b) second (s) (c) metre (m) (d) newton (N)
  2. 2.💪 Is pressing a doorbell a push or a pull? (a) a push (b) a pull
  3. 3.💪 A cart is pulled to the right with 65 N and to the left with 70 N. Which way does the net force act? (a) to the left (b) no net force (c) to the right
  4. 4.💪 A cart is pulled to the right with 70 N and to the left with 80 N. Which way does the net force act? (a) to the right (b) to the left (c) no net force
  5. 5.💪 A cart is pulled to the right with 65 N and to the left with 55 N. Which way does the net force act? (a) no net force (b) to the left (c) to the right
  6. 6.💪 Two children push a box to the right, one with 45 N and the other with 90 N. What is the net (total) force on the box, in newtons?
  7. 7.💪 Is kicking a football a push or a pull? (a) a push (b) a pull
  8. 8.💪 In a tug of war, one team pulls right with 20 N and the other pulls left with 15 N. What is the size of the net force, in newtons?
  9. 9.💪 Which force pulls everything towards the Earth? (a) friction (b) gravity (c) wind (d) magnetism
  10. 10.💪 A cart is pulled to the right with 90 N and to the left with 80 N. Which way does the net force act? (a) no net force (b) to the right (c) to the left
  11. 11.💪 In a tug of war, one team pulls right with 30 N and the other pulls left with 15 N. What is the size of the net force, in newtons?
  12. 12.💪 Is pulling a cart a push or a pull? (a) a pull (b) a push
  13. 13.💪 Which force is at work: a fridge magnet sticks? (a) friction (b) magnetic force (c) muscular force (d) gravity
  14. 14.💪 A bag has a mass of 59 kg. Taking 1 kg to weigh about 10 N, what is its weight in newtons?
  15. 15.💪 A force is a … (a) type of sound (b) kind of colour (c) push or a pull (d) unit of time
  16. 16.💪 Which force is at work: a river flows downhill? (a) muscular force (b) gravity (c) magnetic force (d) friction
  17. 17.💪 A box weighs 100 N. Taking 1 kg to weigh about 10 N, what is its mass in kilograms?
  18. 18.💪 In a tug of war, one team pulls right with 75 N and the other pulls left with 15 N. What is the size of the net force, in newtons?
  19. 19.💪 A cart is pulled to the right with 95 N and to the left with 95 N. Which way does the net force act? (a) to the right (b) to the left (c) no net force
  20. 20.💪 A box weighs 190 N. Taking 1 kg to weigh about 10 N, what is its mass in kilograms?
  21. 21.💪 Which force is at work: a magnet picks up pins? (a) muscular force (b) magnetic force (c) friction (d) gravity
  22. 22.💪 A bag has a mass of 1 kg. Taking 1 kg to weigh about 10 N, what is its weight in newtons?
  23. 23.Which of these is caused by muscular force? (a) brakes stop a bicycle (b) an apple falls down (c) pedalling a cycle (d) a compass needle turns
  24. 24.💪 Which force is at work: shoes grip the floor? (a) gravity (b) muscular force (c) magnetic force (d) friction
  25. 25.💪 A cart is pulled to the right with 80 N and to the left with 95 N. Which way does the net force act? (a) to the right (b) to the left (c) no net force
  26. 26.True or false: pulling up your socks is a pull. (a) False (b) True
  27. 27.💪 Two children push a box to the right, one with 40 N and the other with 80 N. What is the net (total) force on the box, in newtons?
  28. 28.True or false: pulling up your socks is a push. (a) True (b) False
  29. 29.💪 A box weighs 370 N. Taking 1 kg to weigh about 10 N, what is its mass in kilograms?
  30. 30.💪 Two children push a box to the right, one with 95 N and the other with 70 N. What is the net (total) force on the box, in newtons?
  31. 31.💪 Is hitting a cricket ball a push or a pull? (a) a pull (b) a push
  32. 32.💪 Two children push a box to the right, one with 45 N and the other with 25 N. What is the net (total) force on the box, in newtons?
  33. 33.💪 Which force is at work: rubbing hands warms them? (a) friction (b) magnetic force (c) muscular force (d) gravity
  34. 34.💪 Is drawing up a well bucket a push or a pull? (a) a pull (b) a push
  35. 35.💪 Which can a force NOT do? (a) change its colour (b) stop it moving (c) change its shape (d) start it moving
  36. 36.💪 A cart is pulled to the right with 55 N and to the left with 40 N. Which way does the net force act? (a) to the right (b) to the left (c) no net force
  37. 37.💪 A bag has a mass of 16 kg. Taking 1 kg to weigh about 10 N, what is its weight in newtons?
  38. 38.True or false: plucking a mango is a push. (a) True (b) False
  39. 39.💪 Which force is at work: lifting a school bag? (a) magnetic force (b) gravity (c) muscular force (d) friction
  40. 40.💪 Two equal forces push on a box from opposite sides. They are … (a) unbalanced (b) doubled (c) balanced (d) gravity

Answer key

  1. newton (N)
  2. a push
  3. to the left
  4. to the left
  5. to the right
  6. 135
  7. a push
  8. 5
  9. gravity
  10. to the right
  11. 15
  12. a pull
  13. magnetic force
  14. 590
  15. push or a pull
  16. gravity
  17. 10
  18. 60
  19. no net force
  20. 19
  21. magnetic force
  22. 10
  23. pedalling a cycle
  24. friction
  25. to the left
  26. True
  27. 120
  28. False
  29. 37
  30. 165
  31. a push
  32. 70
  33. friction
  34. a pull
  35. change its colour
  36. to the right
  37. 160
  38. False
  39. muscular force
  40. balanced

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