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