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