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Levers, pulleys and gears

5th grade (Year 6 in England) · 16 questions · Common Core: NGSS.3-PS2-1, NGSS.MS-PS2-2 · England: KS2 Y5 Forces

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  1. Question 1

    Which simple machine is used here: raising a flag up a flagpole?

    • A. lever
    • B. pulley
    • C. gears
  2. Question 2

    A gear with 8 teeth drives a gear with 24 teeth. How many turns must the small gear make for the big gear to turn 4 times?

    Answer

  3. Question 3

    Where should you push on a crowbar to lift a heavy rock most easily?

    • A. right next to the pivot
    • B. anywhere, it makes no difference
    • C. at the end furthest from the pivot
    • D. on the rock itself
  4. Question 4

    Which simple machine is used here: a bicycle chain and cogs?

    • A. lever
    • B. pulley
    • C. gears
  5. Question 5

    A gear with 12 teeth drives a gear with 36 teeth. How many turns must the small gear make for the big gear to turn 4 times?

    Answer

  6. Question 6

    Why is it easier to raise a flag using a pulley at the top of the pole?

    • A. The flag floats up by itself.
    • B. The pulley makes the flag lighter.
    • C. You can pull down to make the flag go up.
    • D. It removes gravity.
  7. Question 7

    Which simple machine is used here: a hand-cranked pencil sharpener?

    • A. lever
    • B. pulley
    • C. gears
  8. Question 8

    A gear with 8 teeth drives a gear with 16 teeth. How many turns must the small gear make for the big gear to turn 4 times?

    Answer

  9. Question 9

    Why is it easier to raise a flag using a pulley at the top of the pole?

    • A. The pulley makes the flag lighter.
    • B. You can pull down to make the flag go up.
    • C. The flag floats up by itself.
    • D. It removes gravity.
  10. Question 10

    Which simple machine is used here: a crowbar lifting a paving slab?

    • A. lever
    • B. pulley
    • C. gears
  11. Question 11

    A gear with 15 teeth drives a gear with 30 teeth. How many turns must the small gear make for the big gear to turn 3 times?

    Answer

  12. Question 12

    A small gear with 10 teeth turns a big gear with 30 teeth. How many times must the small gear turn to make the big gear turn once?

    • A. 30
    • B. 3
    • C. 10
    • D. 1
  13. Question 13

    Which simple machine is used here: scissors?

    • A. lever
    • B. pulley
    • C. gears
  14. Question 14

    A gear with 12 teeth drives a gear with 24 teeth. How many turns must the small gear make for the big gear to turn 2 times?

    Answer

  15. Question 15

    A small gear with 10 teeth turns a big gear with 30 teeth. How many times must the small gear turn to make the big gear turn once?

    • A. 1
    • B. 10
    • C. 3
    • D. 30
  16. Question 16

    Which simple machine is used here: a well bucket on a rope?

    • A. lever
    • B. pulley
    • C. gears

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Answer key: Levers, pulleys and gears

  1. 1. B. pulley

  2. 2. 12

  3. 3. C. at the end furthest from the pivot

  4. 4. C. gears

  5. 5. 12

  6. 6. C. You can pull down to make the flag go up.

  7. 7. C. gears

  8. 8. 8

  9. 9. B. You can pull down to make the flag go up.

  10. 10. A. lever

  11. 11. 6

  12. 12. B. 3

  13. 13. A. lever

  14. 14. 4

  15. 15. C. 3

  16. 16. B. pulley