Oceans Flashcards
The Earth is over _ percent
71%
What is the Earth called
Blue planet
Name five Oceans
Pacific Atlantic Indian Arctic Southern
What does Topography mean ?
Land features
What is The Continental Shelf?
A gently sloping, shallow water area of the ocean floor that extends outward
What is the Continental Rise
Section of ocean floor that rises
What is the Continental Slope?
A steep incline leading down to the edge of the Continental shelf
What are the Abyssal Plains ?
A large , flat regions of open ocean floor
What are Mid-Ocean ridges
Mountain chains that run through every major ocean
What are Trenches
An underwater ditch or canyon
What are Seamounts?
Underwater Mountains
What is that Mid-Atlantic Ridge
Mountain chain in the Atlantic Ocean
What is the Mariana Trench
Deepest Trench in that Pacific Ocean
Name three things we use to find info about the ocean floor
Submersibles
Sonars
Satellites
