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100
What is it called when you are falling and only gravity is acting on you
What is free fall
100
What is it called when the tendency of an object is resistant to any change in motion
What is inertia
100
Whenever one object exerts a force on a second object the ____ object exerts an equal and opposite force on the first
What is second
100
What kind of motion is this: you throw a dart and it goes toward the ground
What is projectile motion
100
What two places can free fall occur?
What is space and vacuum
200
When an object cannot accelerate anymore
What is terminal velocity
200
An object in motion will in _____ until acted on by another force
What is motion
200
What is the equation for Newton's second law?
What is F = M x A
200
Vertical motion is motion that is ____ to the ground
What is perpendicular
200
Why do people float In space?
What is there is no air or gravity
300
What is the equation for change in velocity?
What is delta v = g x t
300
An object at rest ends to stay at _____?
What is rest
300
How many laws does Newton have?
What is 3
300
Will a chair slide across the room If nobody pushes it? Why or why not?
What is no because of friction
300
What is the force that opposes the motion of objects through air
What is air resistance
400
How fast do objects fall towards earth?
What is 9.8 m/s
400
What is the unbalanced force that causes objects to move in a circular path
What is centrifugal force
400
What takes more force to accelerate: an empty cart, half filled cart, and full cart
What is full cart
400
What will hit the ground first: watermelon or apple?
What is both will hit at same time
400
Why does flat paper fall more slowly then crumpled
What is air resistance
500
Who questioned Aristotles idea of falling objects?
What is Galileo
500
What is it called when an object takes a curved path after being launched
What is projectile motion
500
The acceleration of an object depends on the ____ of the object and the amount of force applied
What is mass
500
What law is this: all forces act in pairs
What is the 3rd law
500
What kind of force is being acted on by the moon
What is centripetal force