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May 24, 2015

Homework Help: math

Posted by JAndu Andu on Sunday, May 16, 2010 at 8:11pm.

What is true for motion in a straight line.
A. if a vechile has zero velocity , it must be stationary.
B.the graph of position against time has to be a straight line.
C.acceleration is the rate of change of speed.
D.velocity is the rate of change of position.
E.a reversing vechile must have negative velocity.
F.two vechiles travelling at the same speed at the same instant of time on the same road must have the same velocity.

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