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