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