Two things that acceleration depends on that make objects fall at the same time.
What is force and mass?
100
The force that opposes the motion of objects through air.
What is air resistance?
100
Two motions that combine to cause orbiting.
What is moving forward and free fall?
100
An object at rest remains at rest, and an object in motion remains in motion at constant speed and in a straight line unless acted on by an unbalanced force.
What is Newton's first law of motion?
100
Whenever one object exerts a force on a second object, the second object exerts an equal and opposite force on the first.
What is Newton's 3rd law
200
I argued that the mass of an object does not affect the time the object takes to fall to the ground.
What is Galileo Galileli?
200
Air resistance on an object depends on size, shape, and _______.
What is speed?
200
The force that works on any object in a circular motion.
What is unbalanced force?
200
The unbalanced force that acts on an object in motion.
What is friction?
200
Forces work in ...
What is pairs?
300
The acceleration due to gravity is the same for all objects.
What is why objects fall to the ground at the same rate?
300
This causes a flat sheet of paper to fall slower than a crumpled sheet of paper.
What is air resistance?
300
The unbalanced force that causes objects to move in a circular path.
What is centripetal force?
300
Another name for Newton's first law.
What is inertia?
300
Momentum of an object depends on the objects -----
What is mass and velocity
400
The rate at which an object falls.
What is 9.8 meters/sec/sec
400
When an object stops accelerating.
What is terminal velocity?
400
The curved path that an object follows when it is thrown or propelled near the surface of the Earth.
What is projectile motion
400
The acceleration of an object depends on the mass of the object and the amount of force applied.
What is Newton's 2nd law
400
When a moving object hits another object, some or all of the momentum of the first object is transferred to the object that is hit.
What is the law of the conservation of momentum?
500
The formula to calculate the change in velocity of a falling object.
What is change in velocity = g X t
500
An object is in _____ _____ only if gravity is pulling it down and no other forces are acting on it.
What is free fall?
500
Horizontal and vertical motion
What is two components of projectile motion?
500
Acceleration depends on two things.
What is mass and force?
500
Because the action and reaction forces are equal and opposite, momentum is neither ___________ or _________