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10 Cards in this Set

  • Front
  • Back
What is our frame of reference
The Earth's surface
quanitity divided by time
motion along a straight-line path
linear motion
the speed at any instant
instantaneous speed
constant speed and constant direction
constant velocity
either speed or direction or both changing
changing velocity
decrease in speed
negative acceleration
affects the acceleration of falling objects
air resistance
lfound by adding the ititial speed to the final speed and dividing by 2
average speed
a steepr slope means
greater acceleration