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.Which of these is a screw? (a) a nutcracker (b) a jar lid (c) a well-bucket rope wheel (d) a road up a hill
- 2.🔍 Which is the odd one out? (a) a nutcracker (b) a playground slide (c) a claw hammer on a nail (d) a crowbar
- 3.True or false: a crane hook block is a wheel and axle. (a) True (b) False
- 4.Which of these is a wedge? (a) a road up a hill (b) a bottle cap (c) a claw hammer on a nail (d) a knife edge
- 5.🔍 Which is the odd one out? (a) a claw hammer on a nail (b) a bottle opener (c) a road up a hill (d) a crowbar
- 6.Which of these is a wedge? (a) a jar lid (b) a steering wheel (c) a round doorknob (d) a chisel
- 7.⚙️ Which simple machine is a bottle opener? (a) pulley (b) screw (c) inclined plane (d) lever
- 8.⚙️ Most simple machines make work easier by letting us … (a) make new energy (b) stop all friction (c) use a smaller force (d) switch off gravity
- 9.⚙️ Which simple machine is a playground slide? (a) inclined plane (b) lever (c) pulley (d) wheel and axle
- 10.True or false: a well-bucket rope wheel is a screw. (a) False (b) True
- 11.True or false: a wood screw is a screw. (a) True (b) False
- 12.True or false: a chisel is a lever. (a) False (b) True
- 13.True or false: a well-bucket rope wheel is a lever. (a) False (b) True
- 14.⚙️ Which simple machine is a truck loading ramp? (a) wedge (b) inclined plane (c) lever (d) screw
- 15.⚙️ A wedge is … (a) a bar on a pivot (b) two ramps back to back (c) a wheel on a rod (d) a rope on a wheel
- 16.⚙️ A screw is really … (a) a ramp wrapped round (b) a bent lever (c) a kind of wheel (d) a tiny pulley
- 17.⚙️ Which simple machine is a jar lid? (a) lever (b) wedge (c) pulley (d) screw
- 18.True or false: a steering wheel is a wedge. (a) False (b) True
- 19.🔍 Which is the odd one out? (a) a round doorknob (b) a crowbar (c) a nutcracker (d) a seesaw
- 20.True or false: a nutcracker is a lever. (a) False (b) True
- 21.Which of these is a wheel and axle? (a) a wheelchair ramp (b) a nutcracker (c) a knife edge (d) a well winch handle
- 22.🔍 Which is the odd one out? (a) a round doorknob (b) a water tap handle (c) a seesaw (d) a steering wheel
- 23.Which of these is a pulley? (a) a crowbar (b) a jar lid (c) an axe blade (d) a window blind cord
- 24.🔍 Which is the odd one out? (a) a claw hammer on a nail (b) a road up a hill (c) a truck loading ramp (d) a playground slide
- 25.True or false: a knife edge is a screw. (a) True (b) False
- 26.True or false: a knife edge is a wedge. (a) False (b) True
- 27.⚙️ How many simple machines are there in the usual list? (a) 3 (b) 6 (c) 12 (d) 10
- 28.True or false: a truck loading ramp is an inclined plane. (a) False (b) True
- 29.Which of these is an inclined plane? (a) a screw jack (b) a seesaw (c) a knife edge (d) a playground slide
- 30.⚙️ Which simple machine is a screw jack? (a) wedge (b) pulley (c) screw (d) inclined plane
- 31.⚙️ Which simple machine is a claw hammer on a nail? (a) pulley (b) wedge (c) lever (d) screw
- 32.⚙️ Which simple machine is a chisel? (a) screw (b) pulley (c) lever (d) wedge
- 33.⚙️ Which simple machine is a wood screw? (a) pulley (b) wheel and axle (c) screw (d) lever
- 34.Which of these is an inclined plane? (a) a crowbar (b) a window blind cord (c) a seesaw (d) a wheelchair ramp
- 35.🔍 Which is the odd one out? (a) a nut and bolt (b) a screw jack (c) a window blind cord (d) a jar lid
- 36.⚙️ Which simple machine is a steering wheel? (a) inclined plane (b) pulley (c) lever (d) wheel and axle
- 37.True or false: a screw jack is a lever. (a) False (b) True
- 38.True or false: a flagpole rope wheel is a pulley. (a) True (b) False
- 39.True or false: a well-bucket rope wheel is a pulley. (a) False (b) True
- 40.Which of these is a screw? (a) a crowbar (b) a flagpole rope wheel (c) a screw jack (d) a round doorknob
Answer key
- a jar lid
- a playground slide
- False
- a knife edge
- a road up a hill
- a chisel
- lever
- use a smaller force
- inclined plane
- False
- True
- False
- False
- inclined plane
- two ramps back to back
- a ramp wrapped round
- screw
- False
- a round doorknob
- True
- a well winch handle
- a seesaw
- a window blind cord
- a claw hammer on a nail
- False
- True
- 6
- True
- a playground slide
- screw
- lever
- wedge
- screw
- a wheelchair ramp
- a window blind cord
- wheel and axle
- False
- True
- True
- a screw jack
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