Unit 1: Colossal Collisions

What scientist came up with the 3 laws of motion?

• Mr. Bryant

• Gregor Mendel

• Ms. Smallwood

• Isaac Newton

The faster an object moves, the ________ kinetic energy it has. 

• more
• less
• none of the above
• all of the above 

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What is kinetic energy?

• energy of work
• energy of motion
• energy of gravity
• energy of power

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What happens when two objects collide?

• Energy is changed into force.

• Energy is transferred from one object to another.

• Energy is created and the objects move faster.

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Where does a ball have the most potential energy?

• On the top of a hill.

• In the middle of the hill.

• At the bottom of the hill.

What law is best described by inertia?

• 1st
• 2nd
• 3rd
• law of conservation of mass

• 1st
• 2nd
• 3rd
• law of motion

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A person not paying attention while skateboarding hits a rock. The skateboard stops...they don't.

• The Law of Inertia (1st law)
• The Law of Acceleration (2nd law)
• The Law of Conservation of Momentum
• Action Reaction Law (3rd law)

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What Unit do we Measure Force in? 

• Newtons
• Joules
• Force
• Kilograms

With unbalanced forces, the object will move in the direction that the _______ force is being applied.

• larger 
• smaller 
• equal 
• less

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