motion notes. frame of reference ·a system of objects that are not moving with respect to one...
TRANSCRIPT
Motion Notes
Frame of Reference
·A system of objects that are not moving with respect to one another.
·Relative Motion is movement in relationship to a Frame of Reference.
http://www.youtube.com/watch?v=qQVDAMzo4mE
http://www.youtube.com/watch?v=7VqOYvoEMnQ
http://www.youtube.com/watch?v=FaEZZ43WrTQ
Distance & Displacement
·Distance is the length of the path between two points.
·Displacement is the straight line distance between two points - shows both the distance & direction from the starting point to the ending point.
http://www.youtube.com/watch?v=atAgzYH6Sj0
http://www.learnerstv.com/animation/animation.php?ani=%2026&cat=physics
i
Speed
·Speed = Distance/Time
·Units: m/s, mph, km/hr
Speed
Velocity
·Velocity = Distance/Time in a given direction
·Units: m/s North, mph South, km/hr NE
http://www.youtube.com/watch?v=DRb5PSxJerM&feature=related
Speed and Velocity by They Might Be Giants
Acceleration
·a = Final Velocity - Initial Velocity
Time
·Units: m/s2, mphps , km/hr/min
Deceleration
·d = Initial Velocity - Final Velocity
Time
·Units: m/s2, mphps , km/hr/min