The first ocean was created 4.6 billion years ago. Tides are caused by the gravitational pull of the moon, with high tide occurring on the side of Earth closest to the moon and low tide on the opposite side. The moon causes high and low tides due to its gravitational effects on Earth's oceans.

3. oThe first ocean was created 4.6 billion years ago.

6. TIDES
If the moon is on the other side of the Earth and your on the other side
their will be a low tide on your side.
Whatever side the moon is on there is a high tide on that side .