Newton's Laws
Vocabulary
Forces
Speed & Acceleration
Other
100
An object in motion stays in motion and an object at rest stays at rest unless acted upon by an outside force.
Newton's First Law
100

How fast an object is traveling

Speed

100
Is a push a force?
Yes
100
What is the formula for speed?
distance รท time
100
My mass would change if I went to a different planet. True or False
False
200
Force = Mass x Acceleration is which law?
Newton's Second Law
200

Speed of an object in a certain direction

Velocity

200
If an equal force acts on a pencil and a text books, which one will have GREATER acceleration?
Pencil
200
If I traveled 100 miles in 2 hours, what was my speed?
50 mi/hour
200
My weight would stay the same if I traveled to a different planet. True or False?
False - your weight would CHANGE!
300
Every action has an equal and opposite reaction.
Newton's Third Law
300

Attraction between all matter

Gravity

300
Gravity is NOT force. True or False?
False - gravity IS a force.
300
If I am slowing down in the car, is that acceleration?
YES
300
Is it easier to stop a moving object that has MORE mass or LESS mass?
It's easier to stop a moving object with LESS mass.
400
Wearing seat belts to protect passengers when a car stops quickly is an example of which law?
Newton's First Law
400

The rate at which velocity (direction or speed) changes over time

Acceleration

400
Inertia is a force. True or False.
True
400

John drove a truck for one hour at a rate of 80 kilometers per hour. The next hour, he drove at 100 kilometers per hour. What was his average speed during those two hours?

90km/hr

400
Weight is the downward force of an object. True or False
True
500
If I am sitting in my chair, gravity pushes down on me. What is the opposite and equal force in this scenario?
The chair pushing UP on me.
500
An objects ability to stay at rest or stay in motion.
Inertia
500
What type of force slows down a skateboarder when he puts his foot down to brake?
Friction
500
Acceleration is the rate at which inertia changes over time. True or False?
FALSE - Acceleration is the rate at which VELOCITY changes over time.
500
Everything in the universe is in _____________.
Motion
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