Soc20 Flashcards

1
Q

What is a first class lever

A

The first class lever is when the falcrum is in the middle between the load amd effort

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2
Q

What is a second class lever?

A

This is when the load is in the middle

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3
Q

What is a third class lever

A

Effort is in the middle

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4
Q

What is a lever

A

A system of muscles and bones working together to bring about movement

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5
Q

What is a lever arm

A

A rigid bar such as bone

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