Concept map

Concept map

1. Continental drop

   • It starts where the continental platform ends, it is approximately 200 m deep and ends

2. Abyssal plain

   • Is an immense plain,though not complety flat, located at an average depth of 3,800 m.

3. Are underwater mountain ranges that originate from the occumulation of magmatic material that come from Earth's mantle.

   • Ocean ridges

4. Coastal topography

   • Depending on their altitude, they can be either low and high,or cliffilike