sea floor spreading
they formed new ones
It was about 4 billion years ago, that the Earths oceans formed
by -----------------
Rain falls alot
Coral
a delta
Volcanoes.
it is formed by lots of diffrent seas and oceans it can also be formed by a puddle
it is formed by lots of diffrent seas and oceans it can also be formed by a puddle
It was about 4 billion years ago, that the Earths oceans formed
it is formed by lots of diffrent seas and oceans it can also be formed by a puddle
Wind causing waves are formed at the surface of the oceans.