Can anyone help it’s the end of the 9 weeks I NEED HELP ILL GIVE BRAINLIST.

You throw a baseball directly upward at time t = 0 at an initial speed of 12.3 m/s. what is the maximum height the ball reaches above where it leaves your hand? at what times does the ball pass through half the maximum height? ignore air resistance and take g = 9.80 m/s2.

Avalue that describes how heavy an object is and is related to the force of gravity is

Convection occurs when thermal energy is transferred by the movement of