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