The Seafloor and Coastal Dynamics

14.3-4 Seafloor Sediments and Resources

Earth Science

Multiple Choice

The Topography of the Ocean floor is classified into three sections. Continental margins, Ocean Basin, and _______ ________

• Mid-Ocean ridges

• Deep sea vents

• Sea floor spreading

Multiple Select

Identify the 4 main Oceans.

• Indian Ocean

• American Ocean

• Atlantic Ocean

• Arctic Ocean

• Pacific Ocean

Multiple Choice

Ocean off the East coast of the US.

ex. Myrtle Beach, SC.

• Arctic

• American

• Atlantic

• Pacific

Multiple Choice

Ocean off the West coast of the US.

ex. Long Beach, CA

• Atlantic

• American

• Arctic

• Pacific

​Underwater gravity flows that are triggered by the mobilization of loose sediment on a slope.

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Turbidity Currents

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Open Ended

What root word do you see in the vocab word TERRIgenous? Where do sediments that are classified as terrigenous come from?

Open Ended

What root word do you see in the term BIOgenous sediment? What is found in this type of sediment?

Open Ended

What root word do you see in the term HYDROgenous sediment? where does this sediment form?

• contain organisms that once lived near the surface

• ​Study their fossils to tell us World-wide climate change

• Ships with drills can extract sediments from deep into the oceanic crust

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​So Why should we study Seafloor Sediments?

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Kherwra is the oldest operating pink salt mine in the world.

Formed when an ancient ocean evaporated. ​

​Over 1,000 tons of this salt is pulled from the mine daily!

How much do you think could be there?

​

Pink Salt Mine

Kherwra​, Pakistan

Assignment

​GET IT DONE

14.3

14.4​

You got this!