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Vocab
Vocab 2
Speed
Newton's 2nd Law
Potpourri
100

An object that does not move and is used to describe a moving object.

What is reference point

100

The force one object exerts on another when they rub against each other.

What is friction?

100

Give an example of an object's velocity.

What is 25 mph south?

100

Newton's 2nd Law of Motion.

What is Force = mass times acceleration?

100

The motion of a falling object when the only force acting on it is gravity.

What is free fall?

200
The distance an object travels in one unit of time.
What is speed?
200
A force which causes a change in motion.
What is unbalanced force?
200

It is the speed of a car that travels 120 miles in 2 hours.

What is 60mph?

200

This is what happens to an object's acceleration if you increase its mass.

What is it decreases?

200

The study of matter, energy and motion.

What is physics?

300
The amount of matter in an object.
What is mass?
300
A push or pull.
What is force?
300

S=

D=27 cm

T = 9 days

What is 3 cm per day?

300

The two ways to make an object accelerate faster.

What is less mass and more force?

300
The tendency of an object to resist a change in motion.
What is inertia?
400
The force which pulls all objects toward each other.
What is gravity?
400
The maximum velocity of a falling object.
What is terminal velocity?
400

S= 

D= 56 yards 

T = 7 minutes

What is 8 yards per min?

400

A =

F =8 N

M = 2 kg

What is 4 m/s/s?

400
It is a good reference point for a bowling ball rolling down the lane.
What is the score table, pins, ball return, etc?
500

An object which is thrown.

What is a projectile?

500
The force of gravity on an object.
What is weight?
500

It is the one thing that is different between speed and velocity.

What is direction?

500

F=

M= 14 kg

A= 2 m/s/s

What is 28 N?

500
Newton's 1st Law of Motion.
What is obj. in motion stays in motion, obj. at rest stay at rest unless and unbalanced force acts on them?