'Under the oceans, this part of the Earth is generally only 3-5 miles thick'
the crust
GENERAL SCIENCE: Under the oceans, this part of the Earth is generally only 3-5 miles thick
Under the oceans, this part of the Earth is generally only 3-5 miles thick
Under the oceans, this part of the Earth is generally only 3-5 miles thick
GENERAL SCIENCE
the crust
GENERAL SCIENCE