Show:
Motion
Speed
Acceleration
Force
Newton's Law
100
A change in position over time.
Motion
100
A measure of how far something moves in a given amount of time.
Speed
100
The rate of change in velocity
Acceleration
100
A push or pull exerted on a object
Force
100
what is newton's first law of force and motion
an object at rest will stay at until an unbalance acts on the object
200
A quantity that magnitude and direction.
Vector
200
What is the formula for speed?
Distance/Time
200
A increase in velocity is called
Positive acceleration
200
What is the S.I. Unit of force?
Newtons
200
what is Newton's 2nd force and motion
force depends on the object and the acceleration of the object
300
Give me an example of a vector
Answer will vary
300
What is the S.I. Unit for speed?
M/s
300
A decrease in velocity is called
Negative acceleration
300
True or False: Magnetic force is a distant force
True
300
What is newton 3rd law
for every action there is a equal and opposite reaction
400
True or false: velocity is not a vector.
False
400
True or False: On a plot graph measuring speed, when object is moving at a constant speed the plot increases.
False
400
What is the formula for acceleration?
A=(final velocity- starting velocity)/ time
400
The total forces acting on a object is called
Net force
400
What is formula for force
F=MA
500
What is a scalar
A magnitude that does not have a direction
500
A penguin swimming 20 meters in 8 seconds. What is his average speed?
2.5 m/s
500
What is the formula for final velocity?
Final velocity= starting velocity + (acceleration x time)
500
An object with the net force of 0N
Balance force
500
If a 25lb dumbell fall on the ground what is the force of the fall?
25 lbsx 9.8m/s = 245N