Vocabulary 1
Movement left and right.
What is horizontal?
The three ways to measure motion.
What are speed, velocity, and acceleration?
For every action there is an equal and opposite reaction.
What is Newton's 3rd law.
A push or pull that is capable of changing the state of motion of an object.
What is a force?
Movement up and down.
What is vertical?
What is speed?
s=d/t
The two major acting forces on objects on earth.
What are gravity and air resistance?
The force of gravity acting upon an object.
What is weight?
The product of the mass of any object and its velocity.
p=mv
What is momentum?
Acceleration is a change in _________ per unit of _______.
velocity/time
a=vf-vi/t
What is Newton's 1st Law?
The act or process of something changing position relative to some referent during a period of time.
What is motion?
What is free fall?
The two types of speed.
What are constant speed and average speed?
What is Newton's 2nd Law?
The property that determines how much an object resists a change in motion.
What is mass?
The tendency of an object to remain in unchanging motion whether actually moving or at rest, when the net force is zero.
The three ways that velocity can be changed.
1. Changing speed
2. Changing direction
3. Changing both speed and direction
mass times acceleration
N=kg*m/s^2
What is a Newton?
The force that pulls an object out of its straight-line path andinto a circular path.
F=(mv^2)/r
What is centripetal force?