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