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