A spring-loaded gun has a spring for which and is initially compressed by. It fires a projectile vertically. Find the maximum height above the initial position

Dshould be the right answer i think

Cardiac muscle causes movement in the bone.

In the conservation of mass, mass (which is the same as energy) can never be created or destroyed in the same way oil is formed from the remains of small animals and plants that died and fell to the bottom of the sea and their mass (energy) is conserved as oil.

All i gotta say is ? k12 or usa test prep? and im not going to answer because you probably already finished.