science
posted by craig on .
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?

vertical speed=g*t=9.8*3
horizontal speed=7m/s
speed= sqrt (7^2+29.6^2)
posted by craig on .
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?
vertical speed=g*t=9.8*3
horizontal speed=7m/s
speed= sqrt (7^2+29.6^2)