biomechanics

If the fulcrum is in the middle of the lever what class is it?

• 1st

• 2nd

• 3rd

• 4th

If the effort is in the middle of the lever what class is it?

• 1st

• 2nd

• 3rd

• 4th

If the load is in the middle of the lever what class of lever is it?

• 1st

• 2nd

• 3rd

• 4th

Where is the fulcrum for levers on the human body located?

• Muscles

• Bones

• Joints

• Ligaments

This is the quality in matter (matter is anything you can touch) that lets it stay still if it is still, or keeps it moving if it is moving. This is Newton's 1st law.

• Lever

• Inertia

• Rotary Motion

• Opposition

You are competing in a 100m race in the pool.  Each length of the pool is 50m.  What is your displacement?

• 0m
• 50m
• 100m

What is force?

• A push exerted on an object
• A push or pull exerted on an object
• A pull exerted on an object
• Nothing

With unbalanced forces, the object will move in the direction of the _______ force.

• larger 
• smaller 
• equal 

What is Newton's First Law known as? The Law of

• Friction
• Mass
• Inertia
• Gravity

What is Newton's First Law

• F=ma
• Every action has an equal and opposite reaction
• An object at rest stays at rest, an object in motion stays in motion. 
• Friction