Newton's Laws
Define a newton
Metric unit used to measure force
Define inertia
The tendency of an object to resist change in its movement, whether the object is moving or at rest.
Define gravity
the attraction that exists between any objects that have mass, pulling them together
What is air resistance
the force exerted by air against an object moving through it and acts in the opposite direction of the object's motion
Define force
Energy, a push or a pull that changes the motion or shape of an object.
What is the name of the object car companies use to crash test their cars?
Define gravity support force
the force that balances gravity
Define free fall
the downward motion of a falling object caused by gravity and not slowed by other matter
Define Newton's first law of motion
an object will stay at rest or in motion unless acted on by an unbalanced external force
What unit do we use to calculate force on a moving object?
Newtons or N
Define acceleration
the rate of change in speed and direction
Give me an example of a free fall object
Answers vary
Define Newton's second law of motion
an object acted on by a force will accelerate in the direction of the force
m/s2
Define mass
the measure of the amount of matter in an object
What is microgravity?
The term NASA uses to describe the almost weightless condition in the in-orbit environment
Define Newton's 3rd law
For every action, there is an equal and opposite reaction.
What were the two philosopher's names that researched all about Newton's Laws of Motion?
Galileo and Newton.
Define weight
the pull of gravity on an object
What is a parabola and what does it look like?
a downward curve