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19 questions
What are simple machines?
Machines that help us build things.
Machines that help make work easier.
Machines that help ease back pains.
What is an Inclined Plane?
A flat surface that is put on an angle to help lift, lower, and move heavy objects.
A ramp that you walk up.
A piece of wood used to slide things down on.
What is a Lever?
A simple machine that helps you balance.
A simple machine that helps you throw objects far. It has a fulcrum.
A simple machine that has a bar and fulcrum. It helps you lift, open and put holes in objects.
What is a wedge?
A simple machine with a sharp edge.
A simple machine made up of 2 inclined planes and is used to separate things.
A simple machine that cuts objects in half.
What is a wheel and axle?
A pole that turns to help push objects.
A wheel that had a rope around it to help pull things.
A wheel that turns on an axle to help move heavy objects.
What is a pulley?
A grooved wheel connected by a rope.
A rope that is used to pull and lower things.
A wheel that can move heavy objects.
What is a screw?
A screw driver.
A nail used to hold things together.
An inclined plane wrapped around a pole.
Name 3 examples of an inclined plane?
Name 3 examples of a screw.
Name 3 examples of a pulley.
Name 3 examples of a wheel and axle.
Name 3 examples of wedge.
Name 3 examples of a lever.
A screw is a simple machine that has a ridge called a __________________ that winds evenly around it.
thread
ramp
ridge
A wheel and axle is used to move things, or change the power, __________________ or direction of movement.
direction
speed
angle
They do work by lifting loads that are too heavy, or too __________________ away to reach.
deep
long
far
Most often wedges are used to push things __________________.
up
down
apart
The force you put on the lever is called __________________ and the object being moved is called the __________________.
effort & load
work & weight
effort & object
Name 2 simple machines that are similar. Give one reason why.
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