1
What unit represents energy?
joules
If there is 30N going to the left and 20N going to the right what is it?
Unbalanced force
If a car is speeding and he goes 400mi in 2 hours what is the average speed of the car?
200mph
What is Newtons 3rd law?
A body at rest persists in its state of rest, and a body in motion remains in constant motion along a straight line unless acted upon by an external force.
TRUE OR FLASE
Friction slows things that air in the air down
False
What does force times distance equal?
Work
If there is 30N pulling from both sides is it balanced?
Yes
What is applied force?
A force applied
What is work?
Measure of energy transferred when you are doing something
Did Sir Isaac Newtons invent pi?
No
Is the line of a constant speed graph strait?
Yes
What is the net force of <- 40N 20N ->
-< 20N
What is a force applied?
An applied force
TRUE OR FASLSE
The line in a constant speed graph not strait.
False
Who made the laws of Newton?
Sir Isaac Newton
Is there a line in a no speed graph?
No
Distance divided by time is what?
Average speed
What is Newtons 1st law
An object at rest tends to stay at rest.
TRUE OR FALSE
There are sharp turns in a velocity graph.
True
If the object goes away from you are you pulling or pushing?
Pushing
Is there a slight increase or a major increase in the line on a acceleration graph?
Slight increase
What is acceleration?
A change in speed
What is Newtons 2nd law?
The time rate of change of the momentum of a body is equal in both magnitude and direction to the force imposed on it.
TRUE OR FLASE
A constant velocity graph is used in science
True
If the object gets closer to you are you pushing or pulling?
Pulling