Simple Machines
What is the definition of a mechanical advantage?

 

How do you calculate a mechanical advantage?
 

What is a simple machine?
 
 

List the six types of simple machines and divide them into the two families.
 
 
 
 

Draw a first-class lever and label the input force, output force, and fulcrum.
 
 
 
 

Give two examples of a first-class lever.
a)
b)

Draw a second-class lever and label the input force, output force, and fulcrum.
 
 

Give two examples of a second-class lever.
a)
b)

Draw a third-class lever and label the input force, output force, and fulcrum.
 
 
 

Give two examples of a third-class lever.
a)
b)
How can a lever increase the force without changing the amount of work being done?
 
 
 

Use a diagram to explain how a pulley is like a lever.
 
 

How does an inclined plane give a mechanical advantage?
 
 
 

Give two examples of an inclined plane.
a)
b)

How is a wedge a modified inclined plane?
 
 

Which has a greater mechanical advantage: A long, thin wedge or a short, thick wedge?
 
 

How is a screw a modified inclined plane?
 
 

Give two examples of machines that use screws for a mechanical advantage.
a)
b)

What is a compound machine?
 

Give two examples of compound machines.
a)
b)
 


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