First Law
Second Law
Gravity
Third Law and Others
Misc.
100
An object in motion, will do what according to Newton's first law?
What is stay in motion unless an outside force acts upon it.
100
What does the variable F stand for?
What is force.
100
If the distance between the moon and Earth increased but their masses stayed the same, what would happen to their gravitational attraction?
What is decrease.
100
For every action there is an...
What is equal and opposite reaction.
100
What force causes projectiles to move in a curved path toward the Earth?
What is gravity.
200
An object at rest will do what according to Newton's first law of motion?
What is stay at rest unless an outside force acts on it.
200
What is the equation for Newton's second law?
What is F = ma.
200
What is the equation for gravitational force?
What is F = mg.
200
What is the equation for weight?
What is W = mg.
200
If two objects of the same mass were at the same height but one was thrown and the other was dropped, would they hit at the same time?
What is yes.
300
What kind of outside force is it that moves/stops an object?
What is an unbalanced force.
300
What are the units for force?
What is Newton's.
300
What is the gravitational acceleration for Earth (with units)?
What is 9.8 m/s^2.
300
What are the units for weight?
What is Newton's.
300
Are vertical and horizontal motion dependent or independent of each other?
What is independent.
400
What is another name for Newton's first law?
What is the Law of Inertia.
400
If an objects mass has been increased but the acceleration stays the same, will the force increase or decrease?
What is increase.
400
What is the gravitational acceleration for the moon?
What is 1.6 m/s^2.
400
What is the equation for momentum?
What is p = mv.
400
Why is the space station in free fall around the Earth?
What is because it is pulling on the Earth and the Earth is pulling on it.
500
What does inertia mean?
What is an objects resistance to a change in motion.
500
What are the extended units for Newtons?
What is kg * m/s^2.
500
What is gravity?
What is the attraction between two objects that depends on the masses and the distance between them.
500
What are the units for momentum?
What is kg*m/s
500
Why do reaction/action forces not cancel out?
What is the forces are acting on two different objects.
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