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