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