Post on 30-Dec-2015
description
Uniform Acceleration
Review Basic Definitions – you should know these. In your own words, write a definition for
eachPosition:
Displacement:
Distance:
Speed:
Velocity:
Text Pages 42 – 43
Acceleration
Definition
A body accelerates when it changes speed or direction or both. Average acceleration
is defined as the change in velocity divided by the time elapsed during the change in
velocity
Positive and Negative Acceleration
Text Page 44
Uniform Acceleration
Four Equations for Uniform Acceleration
Falling Bodies
Acceleration Due to Gravity – Free Fall
9.80 m/s2
Using the diagram to your right, you need to be able to:
1. explain why acceleration is uniform2. describe why velocity changes3. graph the motion of the ball in a velocity
time graph
Text pages 50 - 51