A ball is thrown up into the air. When it falls half-way back, what kind of energy does it have?

it's gravitational potential energy would have converted to kinetic energy half way back when it's falls

A compass needle points north because the north pole of the magnet inside it is attracted to the south pole of Earth's built-in magnet. Now if the needle in your compass is pointing north, that means it's being attracted (pulled toward) something near Earth's north

Explanation: