Newton Laws 1
Newton Laws 2
Newton Laws 3
Extra
Momentum
100
Units of Force
Newtons
100
Units of Acceleration
m/s2
100
Units of Mass
Kg
100
support cables on suspension bridges are most stressed by which force?
What is tension forces
100
Mass in Motion
Momentum
200
One object pushing on another will always receive a push in return. True or false.
True
200
in what unit do we measure force
what is newtons
200
This is value for gravity
9.8m/s2
200
The picture shows you how to calculate Newton's _____ Law of Motion.
Second
200
The unit of measure for Momentum
Kg x m/s
300
Newton's First Law states that
An object at rest remains at rest, and an object in motion remains in motion at constant speed and in a straight line unless acted on by an unbalanced force.
300
This Law states that an object’s motion will not change unless an unbalanced force acts on the object.
Newton's First Law
300
F = m x a
Newton's 2nd law
300
If two rocks with different masses are rolling down a hill, will the bigger rock, or smaller rock take more force to stop?
the bigger rock
300
Increasing the mass Increases/Decreases Momentum
Increase
400
What is another name for the first law of motion?
Law of Inertia
400
What causes a ball that has been kicked across the ground to stop?
Friction
400
A car and a train are going the same speed. The car is easier to stop because...
less mass and less inertia
400
Newton's Third Law of Motion states that
for every action (force) in nature there is an equal and opposite reaction.
400
Formula for Momentum
Momentum = Mass x Velocity
500
According to Newton’s Second Law, if the force increased but the mass remained the same, what happened?
The objects acceleration increased.
500
A ball bounces away when another ball hits it. Which law does this demonstrate?
Newton's 3rd law.
500
True or False: If something with a mass of 40 kg, is pushed with a force of 120N, the acceleration will be 3 m/s2?
True
500
If you put a notecard on a cup, and a penny on top of the notecard and flick the card so the penny falls in the cup, which force is acting on the penny so it falls down?
Friction
500
What is the momentum of the car if it weighed 2000 kg and was going at a speed of 15 m/s?
30,000 kg x m/s