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15 Cards in this Set
- Front
- Back
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What two groups did Aristotle divide motion?
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Natural and Violent motion
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What was natural motion?
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The motion of an object either in or trying to get in its natural place
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What was violent motion?
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Any motion imposed on an object by an outside sourse
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Is violent motion scientific?
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Nope - you can't test it!! muah ahahahha
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What was Copernicus the first to do?
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Show that the earth wasnt stationary
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With what two things did Copernicus prove the world wasn't stationary?
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Telescope and Mathematics
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Who was the first to show Copernicus' theory was possible?
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Galileo
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If a ball is pushed down a ramp and back up again, why will the ball never reach the same hight?
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Friction
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What is friction?
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Any force that opposes motion
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Describe Newtons First Law.
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An object at rest will remain at rest. An object in motion will remain in motion IN A STRAIGHT LINE (unless effected by outside force
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What is inertia determined by?
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Mass
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What is mass?
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The measure of how much stuff is in an object; measured in kg
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Is weight or mass a constant?
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Mass is a constant
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What is weight?
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a measure of gravity; measured in Newtons
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What is the formula for transferring a kg into a newton?
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1kg=10N
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