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