ch.5.less.1.how can we describe earth's features (2)
DESCRIPTION
Ocean floor featuresTRANSCRIPT
How can we How can we describe describe earth’s earth’s
features?features?ContinuedContinued
Features of the ocean Features of the ocean floorfloor
Continental shelf
Continental shelf
Is the ocean floor along a continent’s coast.
(The ocean floor is covered by shallow water that slowly slopes down)
Continental Slope
The sharp slope at which the continental shelf ends
Continental Slope
Continental rise
Is the gentle slope after the continental slope
Continental rise
Abyssal plain
Abyssal plainA wide flat area on the ocean
floor(Found near mouths of large
rivers)
Submarine canyon
Is a steep side valley in a continental slope.
(Found near mouths of large rivers)
TrenchesDeepest part of the ocean floor
(Usually long and narrow)
Sea mountAn underwater mountain that rises from the ocean floor but
stops before it reaches the surface of the water.
Mid ocean ridges
Underwater mountain ranges.
Rift valley The valley down the center of a mid ocean ridge.