Vocabulary
The up and odwn movement of surface water
What is a wave
Organisms that swim freely in the water
Nekton
As you go deeper into the ocean, what happens to the temperature and the pressure?
The temperature decreases adn the pressure increases.
The process that causes warm and cool water to mix
Convection
Organisms that live along the ocean floor
Benthos
What is the average temperature in the lower midnight zone?
0 degrees Celsius
The area where the ocean and land interact
What is the shore
Pollution that comes from a single source
Point-source pollution
What is it called when ocean water wears away sand on the beach?
Beach erosion
Which zone receives the most sunlight?
The sunlight zone
Pollution that comes from multiple sources
Non-point source
Describe how salt water gets into the ocean?
Rocks and minerals are eroded on land. Dissolved salt content is carried to the ocean by rivers.
What is an example of a midnight zone organism?
Whale
Name 2 adaptations that organisms in deeper parts of the ocean use to withstand the conditions
Soft bodies for water pressure, bio-luminescence, non-sight sensing
Plankton
How is Ocean water different from Fresh water?
Higher salinity
Where do trench organisms get nutrients from?
Hydrothermal vents and particles that sink down from above
Name the 5 oceans
Southern, Atlantic, Pacific, Indian, Arctic