Waves
Salt
Pollution
Ocean Features
Ch 17
100
trough
What is the lowest point of a wave called?
100
salinity
What is a measure of dissolved salt in seawater?
100
water becomes choked with algae; when the algae die and decompose, oxygen is used quickly and is not available to other organisms
What is the effect of fertilizer runoff on oceans?
100
Close to shore, this is not very deep
What is continental shelf?
100
This is the pattern of weather in an area over many years.
What is climate?
200
crest
What is the highest point of a wave called?
200
density current or upwelling
What is caused when saltwater changes in density?
200
colorless, odorless gas in car exhaust that contributes to air pollution
What is carbon monoxide?
200
Extremely deep portion of the ocean
What is an ocean trench?
200
deserts because it is the rain shadow
\What would you most likely find on the leeward side of a mountain range?
300
wavelength
What is the distance from one trough to the next in a wave?
300
It stays in the liquid water.
What happens to salt when seawater freezes?
300
water that goes into drains and contains human waste, household detergents, and soaps
What is sewage?
300
In this part, the bottom slopes sharply downward.
What is continental slope?
300
In this region of the earth, the sun shines almost directly on earth, making it always hot.
What is the tropics?
400
a breaker
What is a collapsing wave?
400
This is the chemical name for table salt and the salt we find most abundantly in the ocean.
What is halite?
400
oily waste spilled or intentionally discharged from ships
What is the greatest source of oil pollution in the oceans?
400
Level part of the bottom of the ocean
What is abyssal plain?
400
These regions of the earth receive little or no solar radiation, so they are never warm.
What are polar zones
500
It moves in a circle but does not travel with the wave.
What happens to a particle of water in an ocean wave?
500
Freshwater is less dense than seawater.
What is the effect of salinity on the density of water?
500
Because everything is connected in some way to an ocean, either by food or resources.
Even if you don't live near an ocean, why is ocean pollution a concern?
500
raised part where plates are separating and new ocean floor is produced
What is mid-ocean ridge?
500
This is the zone of most of the United States.
What is temperate zone?
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