Currents
Ocean Zones
Tides
Waves and the Ocean Floor
Depths of the Ocean
100
Currents flowing from the Equator carry _____ water.
What is warm
100
What is the deepest part of the ocean?
What is the trenches.
100
Most places have tides ____ times a day.
What is two times.
100
Name three things that can cause waves.
What is wind, tides, and earthquakes.
100
As you go deeper in the ocean the temperature.... a) Increases b) Decreases
What is a) Increases
200
A current is....
What is a river of water moving through the ocean.
200
Name the five zones of the ocean from the surface of the ocean down to the floor.
What is sunlit zone, twilight zone, dark zone, abyss, and trenches.
200
The _______ tide happens when the sun, moon, and earth are lined up in a straight line.
What is the highest.
200
In the movement of a wave the water itself is....
What is not carried forward.
200
As you go deeper in the ocean the water pressure... a) Decreases b) Increases
What is b) increases
300
A cold water current moving along the western coast of the U.S. would do what to the land along the coast?
What is cool the nearby land.
300
Name two animals or organisms that live in the dark zone.
What is vampire squid, sea cucumber, angler fish.
300
Tides are caused by....
What is the gravitational pull between the Earth and the Moon.
300
The _______________________ is measured from crest to trough.
What is wave height.
300
As you go deeper in the ocean the salinity....
What is increases
400
Currents can have different ______ and different _____ from the ocean water around them.
What is temperatures and densities.
400
Name two facts about the sunlit zone.
What is 1) Most productive zone 2) Extends down to 600 ft 3) Water is warm because the sun hits there 4) All plants live in this zone 5) More than 90% of ocean life lives there
400
A tide is the....
What is rise and fall in the water level along the ocean shore.
400
The distance from crest to crest is the ______ and the lowest point of a wave is called the ______.
What is wave length and trough.
400
The density of saltwater is ______ freshwater.
What is greater than
500
What are two differences that can be found between currents occurring in the same hemisphere and ocean?
What is temperature, location, flow, speed, and depth
500
Name two facts about the Abyss, how far down the abyss extends, and two animals that live in the Abyss.
What is Facts: 1) Contains thick mud composed of skeletons of animals 2) Mud can reach over a mile thick 3) Water temperature is near freezing 4) No light at all Depth: Extends down to 19,800 feet below the surface Animals: Basket Stars and Tiny Squid
500
The difference between high and low tides is _____ when the Sun and the Moon are ________ up. These tides are called _____.
What is least; not lined up; neap tides or What is greatest; lined up; spring tides
500
Name four of the five features of the ocean floor.
What is continental shelf, continental slope, abyssal plain, trench, and Mid-Ocean Ridge.
500
Name two factors or things that decrease as you go deeper in the ocean.
What is temperature, amount of light, types of life, and amount of life.
M
e
n
u