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What is 1 + 3?
Chapter 3 Section 2
change in velocity divided by the time for the change to occur.
speed; direction of motion
A change in velocity occus when an object changes _______ or _____________ __ _________.
The speed of an object ______ if the acceleration is in the same _________ as the velocity.
decreases; opposite directions
The speed of an object _______ if the acceleration and the velocity of the object are in _______ ________.
final velocity minus initial velocity divided by final time minus initial time .
speeds up; positive
When an object moving in a straight line _____ __ its acceleration is _______.
slows down; negative
When an object moving in a straight line ____ __ its accelerationis ______.