Passenger plane is flying above the ground. Describe the two components of its mechanical energy.

Abaseball has a mass of 0.145 kg and approaches a bat at 40.0 m/s. after it is hit, the ball leaves the bat at 50.0 m/s directly back. find the impulse of the bat on the ball. 7.25 kg*m/s 13.1 kg*m/s 5.80 kg*m/s 1.45 kg*m/s

Contains chemical energy. a. heat b. light c. natural gas

The junction rule describes the conservation of which quantity? note that this rule applies only to circuits that are in a steady state.