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