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chapter 9 perone

2/21/18

QuestionAnswer
reference point place or object used for comparison to determine if an object is in motion
motion state in which one object's distance from another is changing
when is an object in motion? if its distance changes relative to a reference point
velocity rate of change of position in a given direction
acceleration rate at which velocity changes/ change in speed or direction
increasing speed motion at which speed increases
decreasing speed motion at which speed decreases
change in direction any time the object changes direction
acceleration formula FV-IV time
speed formula distance time
average speed formula total distance total time
speed the rate at which an object moves
constant speed when the speed of an objects stays the same
average speed the mean of at least more than one speed
Created by: elizabethmiller