Simple Machines Worksheet
Engineer's tip (Spot the six): Lever: bar on a pivot · pulley: rope over a wheel · wheel and axle: big wheel on a rod. Inclined plane: a slope · wedge: two slopes back to back · screw: a slope wrapped round a rod. Look at how it works, not what it is called.
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- 1.True or false: a round doorknob is a wheel and axle. (a) True (b) False
- 2.Which of these is a pulley? (a) a wood screw (b) a well-bucket rope wheel (c) a seesaw (d) a door stopper
- 3.⚙️ A screw is really … (a) a tiny pulley (b) a bent lever (c) a ramp wrapped round (d) a kind of wheel
- 4.🔍 Which is the odd one out? (a) a seesaw (b) a well-bucket rope wheel (c) a bottle opener (d) a nutcracker
- 5.Which of these is a pulley? (a) a bottle cap (b) the tip of a nail (c) a door stopper (d) a flagpole rope wheel
- 6.True or false: a door stopper is a wedge. (a) False (b) True
- 7.⚙️ Which simple machine is a jar lid? (a) screw (b) pulley (c) wheel and axle (d) lever
- 8.⚙️ Which simple machine is a bottle opener? (a) lever (b) wheel and axle (c) pulley (d) screw
- 9.Which of these is a wedge? (a) a flagpole rope wheel (b) the tip of a nail (c) a bottle cap (d) a truck loading ramp
- 10.⚙️ Most simple machines make work easier by letting us … (a) make new energy (b) stop all friction (c) switch off gravity (d) use a smaller force
- 11.🔍 Which is the odd one out? (a) a wheelchair ramp (b) a road up a hill (c) a bottle opener (d) a playground slide
- 12.⚙️ Which simple machine is a door stopper? (a) inclined plane (b) wedge (c) lever (d) pulley
- 13.True or false: a screw jack is a pulley. (a) False (b) True
- 14.⚙️ A wedge is … (a) a wheel on a rod (b) two ramps back to back (c) a bar on a pivot (d) a rope on a wheel
- 15.True or false: a seesaw is a wedge. (a) False (b) True
- 16.🔍 Which is the odd one out? (a) the tip of a nail (b) an axe blade (c) a truck loading ramp (d) a door stopper
- 17.True or false: a crane hook block is a screw. (a) True (b) False
- 18.True or false: a window blind cord is a screw. (a) False (b) True
- 19.⚙️ How many simple machines are there in the usual list? (a) 12 (b) 10 (c) 6 (d) 3
- 20.True or false: a claw hammer on a nail is a lever. (a) False (b) True
- 21.True or false: a bottle opener is a lever. (a) False (b) True
- 22.True or false: a water tap handle is a lever. (a) False (b) True
- 23.True or false: a wood screw is a pulley. (a) False (b) True
- 24.⚙️ Which simple machine is a playground slide? (a) pulley (b) screw (c) inclined plane (d) wheel and axle
- 25.⚙️ Which simple machine is a claw hammer on a nail? (a) screw (b) wheel and axle (c) lever (d) inclined plane
- 26.⚙️ Which simple machine is a truck loading ramp? (a) wheel and axle (b) wedge (c) inclined plane (d) pulley
- 27.Which of these is an inclined plane? (a) a knife edge (b) a playground slide (c) a door stopper (d) an axe blade
- 28.Which of these is a pulley? (a) a crowbar (b) a door stopper (c) a crane hook block (d) a seesaw
- 29.True or false: a claw hammer on a nail is a screw. (a) True (b) False
- 30.Which of these is a screw? (a) a round doorknob (b) a truck loading ramp (c) a wood screw (d) a window blind cord
- 31.⚙️ Which simple machine is a seesaw? (a) lever (b) inclined plane (c) wedge (d) screw
- 32.⚙️ Which simple machine is a knife edge? (a) screw (b) inclined plane (c) wheel and axle (d) wedge
- 33.⚙️ Which simple machine is a screw jack? (a) wheel and axle (b) screw (c) pulley (d) lever
- 34.Which of these is a pulley? (a) a window blind cord (b) a door stopper (c) a knife edge (d) a screw jack
- 35.True or false: a bottle cap is a screw. (a) False (b) True
- 36.True or false: a well-bucket rope wheel is a wheel and axle. (a) True (b) False
- 37.True or false: a well winch handle is a lever. (a) True (b) False
- 38.True or false: a wood screw is a lever. (a) True (b) False
- 39.⚙️ Which simple machine is a flagpole rope wheel? (a) lever (b) wheel and axle (c) pulley (d) wedge
- 40.Which of these is a screw? (a) a flagpole rope wheel (b) the tip of a nail (c) a claw hammer on a nail (d) a jar lid
Answer key
- True
- a well-bucket rope wheel
- a ramp wrapped round
- a well-bucket rope wheel
- a flagpole rope wheel
- True
- screw
- lever
- the tip of a nail
- use a smaller force
- a bottle opener
- wedge
- False
- two ramps back to back
- False
- a truck loading ramp
- False
- False
- 6
- True
- True
- False
- False
- inclined plane
- lever
- inclined plane
- a playground slide
- a crane hook block
- False
- a wood screw
- lever
- wedge
- screw
- a window blind cord
- True
- False
- False
- False
- pulley
- a jar lid
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