motion_and_force

# motion_and_force - C Velocity 1 Speed in a defined...

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Motion and Force A. Motion 1. Motion is a change in position 2. Reference points are necessary

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B. Speed 1. The rate of change in position 2. Types of speed: a. Instantaneous b. Constant c. Average 3. Speed = Distance / Time
5. Displacement vs. distance a. Distance – how far something moves b. Displacement – the distance and direction of an object’s change in position from its starting point

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Unformatted text preview: C. Velocity 1. Speed in a defined direction 2. Velocity can change even if speed is constant as long as direction changes D. Acceleration 1. The rate of change of velocity 2. a = (v f – v i ) / t or a = ∆ v / t 3. Units are m/s/s 4. +a = speeding up; -a = slowing down Example: constant speed & acceleration Graphing Acceleration...
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## This note was uploaded on 11/22/2011 for the course EL ED 302 taught by Professor Staff during the Winter '08 term at BYU.

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motion_and_force - C Velocity 1 Speed in a defined...

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