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WorksheetsSimple Machines
Total questions: 13
Worksheet time: 7mins
It's a double inclined plane.
Inclined plane
Wedge
Pulley
Bottle opener
It's a wheel rigidly fixed to an axle.
Pulley
Tire
Wedge
Wheel and axle
It's a rigid bar that is free to rotate about a point called fulcrum.
Wedge
Lever
Pulley
Screw
It's a wheel that turns readily on an axle.
Pulley
Bicycle
Screw
Wheel and axle
It's an inclined plane wound around a cylinder.
Lever
Screw
Wedge
Pulley
Simple machines may be classified into 2 groups: _____ and _____.
pulleys and wheels and axles
wedges and levers
inclined planes and screws
levers and inclined planes
A _____ is any device that makes doing work easier.
replica
prototype
model
machine
_____ can do more difficult jobs than simple machines alone.
Compound machines
Double machines
Multiplex machines
Binary machines
A compound machine or _____ machine has two or more simple machines working together to make work easiwer.
complementary
stuffed
complex
convoluted
The _____ is a device that allows us to increase the height of an object without lifting it vertically.
crane
pulley
inclined plane
screw
Which of the following is NOT a simple machine?
wedge
screw
pulley
scissors
Which of the following is NOT an advantage of using a machine?
They make doing work easier.
They have few or no moving parts.
They change the distance over which the force is exerted to do work.
They change the direction of the force used to do work.
Which of the following is an inclined plane?
Bicycle
Pulley
Wheel and axle
Screw
