Show:
World Ocean
OCean Properties
Ocean Landforms
Ocean Waves
Ocean Sediments
100
Study of earth's oceans
What is oceanography?
100
The amounts of dissoved salts in the ocean
What is salinity?
100
The area that slopes gently is called_________
What is the continental shelf?
100
Regular changes in the level of the Earth's ocans
What are tides?
100
A mineral lump found on the ocean floor is
What is a nodule?
200
Name three major oceans?
Atlantic, Pacific, Indian
200
The layer of ocean water in which the temperature drops suddenly
What is thermocline
200
The deep canyon the ocean floor is called______
What is a trench?
200
A stream of water flowing in the oceans?
What is a current?
200
ocean sediments that contain the remains of many ocean organism is called
What is ooze?
300
The largest of the word's oceans
What is the Pacifc?
300
Adding fresh water to salt water____________the salinity of water
What is lower
300
This is a volcanic mountain on the ocean floor?
What is seamount?
300
The highest point of a wave is a 
What is a crest?
300
The definition of coral is
What is small animals found in warm, shallow water. 
400
The smallest of the three major oceans
What is the Indian ocean?
400
Ocean water is warmest at the _________layer. 
What is the surface layer?
400
An underwater seamount is called an _____
What is a guyot?
400
The lowest point of a wave is
What is a trough?
400
The shallow body of water between a reef and the mainland is
What is a lagoon?
500
Oceanographers who study life in the ocean
What is a marine biologist?
500
The three layers of the ocean are
What is the surface, thermocline and deep. 
500
THe two landforms that are on the ocean floor are
What are Plains and mid-ocean ridges?
500
waves are caused by
What are winds blowing across the water?
500
This is coral reef that forms around a sulken volcano?
What is barrier reef?