Formulas
Definitions
RM Problems
Newton's Laws
Velocity
100
1 revolution=2pi(rad)=360 degrees
What is a radian?
100
Circular motion
What is rotational motion?
100
The velocity of a point on the edge of a disk (diameter=4m) that is rotating at 120 revolutions per minute
What is 25 m/s?
100
Newton's First Law
What is the Law of Inertia?
100
An object's speed and direction of motion
What is velocity?
200
alpha=change in w / change in t
What is average angular acceleration?
200
The point about which all the matter in the object is evenly distributed
What is the center of mass?
200
The direction of the angular velocity vector for the second hand of a clock going from 0 to 30 seconds
What is inward toward the clock face?
200
The amount of force acting upon a book lying still on a table
What is 0 N?
200
Average velocity of a car going on an 8 hour, 440 mile trip
What is 55 mi/hr?
300
w=change in theta / change in t
What is the average angular velocity?
300
A line that cuts through the center of mass
What is the axis of rotation?
300
Angular displacement in 2 seconds of a CD whose radius is 6 cm and angular velocity 5 rad/s
What is 600 rad
300
The factor of an object that is inversely proportional to its acceleration
What is mass?
300
The acceleration of a car speeding up over a time of 5.21 seconds for a distance of 110 meters
What is 8.1 m/s/s?
400
Angular frequency
What is f=w / 2pi
400
An object that retains its overall shape; its particles stay in the same position relative to one another
What is a rigid body?
400
What an object is in when the net force exerted on it is zero
What is equilibrium?
400
How force changes
What is the variation of mass and acceleration of an object?
400
The acceleration of a race car speeding up from 18.5 m/s to 46.1 m/s in 2.47 seconds
What is 11.2 m/s/s?
500
Torque
What is T=Frsin(theta)
500
A unit of angle, equal to an angle at the center of a circle whose arc is equal in length to the radius
What is a radian?
500
Linear displacement of the edge of a CD in 2 seconds with a radius of 6 cm and angular velocity 5 rad/s
What is 0.6 m
500
How an object changes from still active
What is an external force?
500
The distance it takes for a truck traveling at 22.4 m/s to skid to a stop in 2.55 seconds
What is 28.6 m?
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