Newton's Three Laws
An object at rest will remain at rest until acted upon by an outside force.
What is Newton's first law?
A push or a pull.
What is force?
Friction is the force that opposes the sliding ______ of two surfaces.
What is motion?
The force that opposes the sliding motion of two surfaces that are touching each other.
What is friction?
F=_a
What is mass?
F=ma
What is Newton's second law?
The sum of all forces acting upon an object.
What is net force?
Opposes the motion of an object through fluid.
What is fluid friction?
The source of friction.
What is micro welds?
The amount of matter in an object.
What is mass?
For every action there is an equal but opposite reaction.
What is Newton's third law?
The formula for force contains ____ ___ ___________
What is mass and acceleration?
Motion of a falling object after it is given an initial forward velocity.
What is projectile motion?
The frictional force that prevents two surfaces from sliding past each other.
What is static friction?
F=m_
What is acceleration?
Another name for Newton's first law.
What is the law of inertia?
The gravitational force exerted on an object.
What is weight?
Maximum velocity reached by a falling object in motion.
What is terminal velocity?
The force that opposes the motion of two surfaces sliding past each other.
What is sliding friction?
Directly proportionate.
What is gravity and mass?
The motion of an object only changes when an _____ ______ acts upon it.
What is unbalanced force?
A region of space that has a physical quantity at every point.
What is a field?
An object is _____ _______ after is reaches terminal velocity.
What is still falling?
Prevents wheels from slipping.
What is rolling friction?
What is gravity?