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Ocean Floor
Landforms
Ocean Floor Vocabulary
Landforms Vocabulary
Miscellaneous
100

This is found off the shoreline where the edges of the continents are underwater. shallowest part of oceans

What is the continental shelf

100
What is the bending of wave crests as they reach shallow water?

What is wave refraction

100

Underwater volcanic mountains that are higher than 1 km

What is a seamount

100

A narrow ridge of sand that connects an island to the mainlaind

What is a tombolo

100
The mountain range of volcanic mountains that divides the ocean into two
What is the mid-ocean ridge
200
The steep slope where the shelf drops down to the ocean floor
What is the continental slope
200

A steep-sided valley, caused by turbidity currents flowing down the continental shelf

What are submarine canyons

200

How are salts removed from seawater?

marine organisms, wind(carried away in sea spray), formation of evaporites along the shoreline

200

Long ridges of sand that run parallel to the mainland and serve as a protective barrier to the mainland

What are barrier islands

200

2 Factors that affect seawater density, therefore deep water currents 

What is temperature and salinity

300
Wide , flat lands found on the ocean floor
What is the abyssal plain
300

Name one way that salt is added to oceans

volcanic eruptions or weathering and erosion of rock

300

a rapidly flowing current carrying heavy sediment loads, that can carve submarine canyons

What is turbidity currents

300

Holes in the seafloor where fluid heated from magma erupts

hydrothermal vents

300
A destructive process that describes the movement of sediment and soil by wind, water, or gravity
What is erosion
400

The deep rift in the middle of mid-ocean ridges

What is the rift valley

400

 What is the most prominent feature on the ocean floor, a long underwater mountain chain, where new seafloor is forming

What is mid-ocean ridge

400
The regular rise and fall of the ocean do to moon's gravitational pull (high and low)
What are tides
400
The place where a fresh water river meets the saltwater ocean
What is an estuary
400
A constructive force that describes the dropping off and building up of moved sediments and soil in a new location
What is deposition
500
The deepest part of the ocean
What is a trench
500
This type of water is more dense

What is seawater- or higher salinity 

500

The most abundant salt in seawater

What is NaCl (Sodium chloride)

500

Wave height depends on these three  factors

What is fetch, wind duration, and wind speed