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Games, athletes throw shot put, excluding air resistance, the following properties of shot in the ri

Qing Ling SKY2010-04-15 04:11:07 +0000 #1
A. The size and direction of acceleration are the same, is uniformly variable curve movement

B. both magnitude and direction of change in acceleration , a non-uniform transmission curve the size of constant movement

C. acceleration, direction changes, a non-uniform transmission curve movement

D. If the level of throwing speed curve is uniform movement, if the oblique is not a uniform speed curve thrown Sports
blood Turtle2010-04-15 04:20:29 +0000 #2
A
liuwx0022010-04-15 04:17:01 +0000 #3
D
Chen Rui-2010-04-15 04:44:37 +0000 #4
d

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