Underwater Land Forms
Tides
Currents
Ocean Organisms
I got this!
100
What part of the ocean is a submerged border of a continent?
What is continental shelf
100

The rise and fall in the level of the ocean along the shore is a

What is a tide

100

Ocean currents are caused by

a. winds

b. temperature

c. tides

d. salinity

What is winds

100

Which item is a producer in an ocean food chain?

a. bristle worm

b. shark

c. phytoplankton


What is phytoplankton

100

Ocean water is

a. spring water

b. brackish water

c. fresh water

d. salt water

What is salt water

200
The continental shelf is shallower, wider, and less steep then the a. abyssal plains b. continental divide c. continental slope d. ocean trench
What is continental slope
200

The ocean floor.....

a. is covered by the same amount of water everywhere b. covers less area than the land

c. has mountains, plains, and ridges like land surfaces d. is always a flat bed of sand

What is has mountains, plains, and ridges like land surfaces

200

Which is the correct definition of a current

a. a tidal wave

b. a change in water temperature

c. a river

d. a strong flow of water

What is a strong flow of water

200

I am found in the abyssal zone with large mouth and sharp teeth. I am also bioluminescent.

What is an Anglerfish

200
What percentage of the Earth is covered by the oceans?
What is 70%
300
Underwater mountains or volcanos are called a. trenches b. seamounts c. abyssal plain
What is seamounts
300

Which best describes the continental shelf?

a. a region of mountains in the deep ocean

b. a flat underwater valley

c. a region with a higher water pressure

d. a shallow area of sediment near the shore

What is a shallow area of sediment near the shore

300

The major surface currents are kept in motion by

a. warm water forcing cool water to rise

b. winds blowing in the same direction

c. large storms such as hurricanes and blizzards

What is winds blowing in the same direction

300
Which organism produces much of the Earth's oxygen and are the base of the ocean ecosystem? a. animal-like plankton b. benthos c. phytoplankton d. nekton
What is phytoplankton
300
A coral reef is.. a. a rock b. an underwater cave c. an ecosystem d. an ocean current
What is an ecosystem
400
Which part of the ocean floor is very deep, smooth, and flat a. continental shelf b. ocean trench c. abyssal plain
What is abyssal plain
400

What are the long, deep, narrow canyons in the ocean called

a. sea floor plains

b. ocean trenches

c. sea mounts

d. continental slopes

What is ocean trenches

400
Which of the following does not create an ocean current? a. amount of nutrients b. wind patterns c. differences in salinity d. difference in temperature
What is amount of nutrients
400

Which of the following is NOT a way that inter-tidal organisms protect themselves from predators?

a. closing their shells tightly

b. hiding under rocks

c. burying themselves in the sand d. riding the tide to the sandy beach

What is riding the tide to the sandy beach

400
Where is the Gulf Stream current located and how does it flow?
What is between America and Europe. It flows south to north.
500
On the diagram on the board, point out the ocean trench.
What is ocean trench
500

Which statements are true about organisms that live on the continental shelf?

a. They live in water with a specific salinity

b. They survive best among warmer temperatures

c. they live in a very cold and dark part of the ocean.

What is they live in water with a specific salinity AND they survive best among warmer temperatures.

500

Which of the following helps to regulate temperatures around the Earth

a. Currents transport rainwater to all 7 continents

b. Currents transport warm water from Equator to polar regions

c.The sun shines more on the Western hemisphere

What is currents transport warm water from the Equator to polar regions.

500

What 3 things influence where organisms live in the ocean?

a. temperature, pressure, and light

b. salinity, density, and latitude

c. temperature, latitude, and currents

What is temperature, pressure, and light

500
What happens to ocean water as the depth increases when it comes to temperature, pressure, light, salinity? (increases or decreases)
What is temperature decreases, pressure increases, light decreases, and salinity increases.
M
e
n
u