Show:
Ocean Floor Mapping & Exploration
Organisms & Zones
Movement of Ocean water
Vocab
Bonus
100
The first device used to learn about the ocean floor was this.
What is a long rope with a weight on the end?
100
Tiny animals that live in the light zone.
What are corals?
100
Ocean currents are caused by this.
What is the wind direction and the Earth's movement?
100
This is the part of the continents that extends under the ocean away from the shoreline.
What is the continental shelf?
100
The tides are caused by this.
What is the moon's gravity?
200
This is why using echoes to measure ocean depths works.
What is because scientists know how fast sound travels in water?
200
Mussels and crabs live here.
What is the shoreline?
200
Most places along the ocean have tides this many times.
What is twice a day?
200
This is like a mountain range on Earth.
What is a ridge?
200
The gulf stream flows from the United States to here.
What is Europe?
300
This is the ocean feature that drops off sharply at the end of the continental shelf.
What is the continental slope?
300
Angler fish, who live in the dark zone, have a special chemical that produces this.
What is light?
300
Currents traveling from the north and south pole carry this type of water.
What is cold water?
300
This ocean feature is just like a canyon on Earth.
What is a trench?
300
The ocean explorer who has seen more of the ocean floor is...
Who is Dr. Robert Ballard?
400
The aqualung was invented by these people.
Who are Jacques Cousteau and Emile Gagnan?
400
The part of the ocean filled with living things is called this.
What is the light zone?
400
Waves are caused by these three things.
What are wind, earthquakes and tides?
400
The NR-1 is an example of a submarine that uses this to find sunken treasure.
What is sonar?
400
Based on the fact that features of the Earth's surface and features of the ocean floor are similar, you can conclude this.
What is the same forces in the Earth form the features on the sea floor and on the Earth's surface. Also water and air currents have similar effects? (example: sand bars and sand dunes)
500
Robert Ballard found this famous sunken ship.
What is the Titanic?
500
Colonies of tiny animals form this.
What is a coral reef?
500
The first in the series of events that make up El Nino is this.
What is the trade winds don't blow as hard as they usually do?
500
Jason and Jason Jr. are examples of this type of ship.
What are robots?
500
In the terms of life support, this is how ocean exploration and space exploration are similar.
What is people that explore the oceans and space need a supply of air, drinking water, and food. They also need a craft that protects them from either water pressure and drowning or radiation and the lack of air?