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