Skip to main content

About this free course

Download this course

Share this free course

The oceans
The oceans

Start this free course now. Just create an account and sign in. Enrol and complete the course for a free statement of participation or digital badge if available.

2.2 Summary of Section 2

  • Typical features of the oceanic sea floor include the continental shelf, abyssal plains and mid-ocean ridges.
  • Deep-sea vents provide a unique habitat far from the energy of the Sun.
  • The deep passages to the northern seas are only in the Atlantic Ocean and they are relatively shallow.