Question 1
If you shoot a 3g bullet at a target and it is traveling 15m/s just before it reaches the target, how much kinetic energy does it have at that instant?
◦
337.5J
◦
0.045J
◦
0.3375J
◦
0.225
Question 2
If a block of wood weighs 2 lbs, and you raise it 2 m off the ground, what is its potential energy?
◦
19.6J
◦
76.4J
◦
174.38J
◦
39.2J