- #1
soulja101
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Homework Statement
A 2.0 kg mass is fired straight up with a intial velocity of 60.0m/s
A) wat is the kinetic energy when its 20.0m above the ground
B)wat is the changhein height when its speed changes from 50m/s to 40m/s
Homework Equations
Ek=mv2/s
The Attempt at a Solution
A)EK=mv2/2 B)i didnt get question B
=2.0kg*60.0ms
=3600J