Laws
Friction
Vocab
Forces
Potpourri
100
According to Newton's third law of motion, if you apply a force of 3 N to a wall, the wall must apply a force of ____ on you.
What is 3N?
100
Projectile motion is caused by
What is gravity?
100
You would weigh _________ on a planet with less mass than earth.
What is less?
100
The Si unit for force.
What is the newton
100
The weakest universal force
What is gravity?
200
An object in motion stays in motion, an object at rest stays at rest, unless acted upon by an outside force.
What is Newton's 1st law?
200
The three types of friction are ______, ______, and ______.
What is sliding, fluid, and rolling?
200
If forces are UNbalanced, _________ occurs.
What is motion?
200
To move an object at rest, you must apply a(n) ______ to the object.
What is force?
200
When two objects collide __________ is conserved.
What is momentum?
300
For every action, there is an equal and opposite reaction.
What is Newton's 3rd law?
300
The opposing force that resists motion when two surfaces come in contact is called
What is friction?
300
If a force of 10N is applied to an object with a mass of 1 kg, the object will acdcelerate at
What is 10 m/s2
300
The tendency of an object to resist any change in motion is called
What is inertia?
400
Newton's 2nd Law.
What is F = m x a
400
When the downward force of gravity on a falling object equals the upward force of air friction on it, the object reaches ______________.
What is terminal velocity?
400
Objects with different charges attract each other because of __________ force.
What is nuclear?
400
The universal force that acts on the protons and neutrons of an atom is called the _________ force.
What is the nuclear force?
400
Momentum is the product of an object's _________ and its velocity.
What is mass?
500
The strength of the gravitational force between objects depends on the _______ of the object and the ______ between the objects.
What is the mass and the distance?
500
The kind of friction occurs when an object falls through the air?
What is fluid?
500
10 m/s2
What is the acceleration due to gravity?
500
Nuclear decay is an example of the
What is the weak nuclear force?
500
The centripetal force that keeps the moon orbiting the earth comes from the ______ force between the earth and the moon.
What is gravitational?
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