Homework Help: science

Posted by craig on Tuesday, November 3, 2009 at 7:00pm.

a snowball rolls off the edge of a horizontal roof at a velocity of 7 m/s. what is the speed of the snowball 3 s later?

science - bobpursley, Tuesday, November 3, 2009 at 7:03pm
vertical speed=g*t=9.8*3

horizontal speed=7m/s

speed= sqrt (7^2+29.6^2)

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