1. Warm-up Week 2 # 1 ______ are associated with mid-ocean ridges.
a. rift valleys c. extreme temperatures b. mountainous topography d. volcanic structures
The gently sloping submerged surface extending from the shoreline toward the deep ocean is called ____.
a. continental shelf c. continental rise
b. continental slope d. submarine canyon
Differences in ocean-surface height can be measured by ____.
a. sonar c. submersibles
b. satellites d. none of the above

2. “Seafloor Sediments and Resources”
14.3/14.4

3. Q: What processes create sediment in the Ocean?
Turbidity Currents!
Q: How else might sediment get into the Ocean?

4. Distribution of Sediment
Coarse!
Fine.
Sediment covers most of the Seafloor.
1. Coarse = Beach 2. Fine = Ocean

5. Types of Ocean Sediment.
Classified by Origin: (where from.)
Terrigenous
From Land
Transported
Biogenous
From living things
Yuck.
Hydrogenous
Minerals from Ocean Water

6. Any useful sediment deposits?...
Energy Resources:
Oil
Natural Gas
Gas Hydrates
Water + Natural Gas!
Most useful!

7. Other Ocean Resources…
Sand & Gravel
2nd Most Important Economic Industry
1st = Oil.

8. Review.
Which type of Sediment is likely to settle on the Ocean Basin Floor, far away from the coast?
What are the 3 types of Ocean Sediment?
Where does Biogeneous Sediment come from?
Fine Sediment, Small Particle Size = CLAY
Terrigenous, Biogenous, Hydrogenous
Shells & Skeletons!