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