1. Let's Review Oceans... Brainpop
Oceans/ ) Please NEATLY take out the closed notes and the map from the blue tub. 2) Cut and glue!
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2. 13.2 The Ocean Floor Objectives:
Identify the two major regions of the ______________.
Classify ____________and ______________ of the two major regions of the ocean floor.

3. Studying the Ocean Floor
Seeing by Sonar: Scientists calculate the depth by multiplying half the travel time by the speed of sound in water (about 1,500 m/s).
Oceanography via Satellite
Studying the Floor with Geostat
Studying the Ocean Floor

4. Geostat has been used to measure slight changes in the height of the ocean’s surface. Different underwater features, such as mountains and trenches, affect the height of the water above them.

5. Tech Terms: p
Continental margin – made of continental crust _____________
Deep ocean basin – made of oceanic crust ______________
Let’s Explore!
Ocean Floor Subdivisions and Features:

8. The Continental Margin contains:
Continental shelf – The gentle sloping section of the continental margin located between the shoreline and the continental slope.
Continental slope – The steeply ___________ section of the CM located between the rise and the shelf.
Continental rise –

9. The Deep Ocean Basin contains:
Abyssal plain –
Mid-ocean ridges-
Rift valleys-
Trenches-

11. Let’s Check our Homework!
AC- Take out your Ocean Floor Packet.
OL- Take out your guided worksheet.
Reward Challenge! (10 min)

12. Technology Connection