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