The coriolis effect deflects moving objects (such as molecules in a mass of air) in a direction in the northern hemisphere and a direction in the southern hemisphere

Why do we always see the same side of the moon? 1. the moon rotates at the same speed as the earth rotates. 2. the moon revolves around the earth at the same rate the earth rotates on its axis. 3. the moon rotates on its axis at about the same speed as it revolves around the earth.