contestada

A student at the top of a building of height h throws one ball upward with a speed of vi and then throws a second ball downward with the same initial speed vi. Just before it reaches the ground, is the final speed of the ball thrown upward __________ compared with the final speed of the ball thrown downward

Respuesta :

Answer:

The velocity of the one thrown up will be the same as the second one

Explanation:

They will fall and hit the ground at the same time although they have the same velocity because object one although has double height it has initial velocity of zero