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Vocabulary
Motion and Reference Points
Velocity and Acceleration
100
motion
What is an objects change in position relative to a reference point
100
describe a reference point
What is an object that appears to be in place
100
something velocity has that acceleration does not
What is direction
200
Average speed
What is total distance over total time
200
describe an object in a two-Dimensional system
What is an object that moves as if it were in a four quadrant graph
200
acceleration shown on a graph
What is speed versus time
300
Velocity
What is the speed of an object in a particular direction
300
one way to determine motion
What is a standard reference point
300
describe centripetal acceleration
What is an object moving at a constant speed in a circular motion
400
Acceleration
What is the rate at which velocity changes overtime
400
an object in a two- Dimensional system that moves down is going in what direction
What is negative direction
400
this is why acceleration changes
What is velocity changing direction