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oceans

Shea's study stack

QuestionAnswer
Name the oceans. Atlantic, Indian, Pacific, Arctic, and Southern
What is an ocean trench. ocean trenches are the deepest part of the ocean. It is a long ditch in the ocean floor.
Describe the deep zone of the ocean. it has no light, squid live there, and no plants grow.
What is brackish water water that is a mixture of salt water and fresh water
What are mid ocean ridges under water mountains
What are abyssal plains large flat areas on the sea floor
Define salinity measure of the mass of dissolved water
What are two sources of water for Earth's oceans? Rivers flowing and water cycle.
What percentage of the earth is covered by ocean 71%
What is an ocean current? a large volume of water flowing in a certain direction
What do ocean currents affect? they affect the climate.
What is a gyre? It is a circular system of currents.
Identify five major gyres. Indian Ocean gyre, North Atlantic gyre, South Pacific gyre, North Pacific gyre, and South Atlantic gyre.
What is an upwelling? a process in which deep, cold water rises toward the surface.
Why do upwellings occur? Winds blowing across the ocean surface push water away. Water then rises up from beneath the surface to replace the water that was pushed away.
What is a benefit of upwelling? The cold water that rises is rich in nutrients.
How do surface currents affect weather? The surface temperature of the water affects the temperature of the air above it.
What is cohesion? Water is attracted to water
What is adhesion? Water is attracted to other substances
Why is water called the universal solvent? It dissolves more substances than any other liquid.
In which states of matter can water exist on Earth? solid, liquid, and gas.
What happens when you add sugar to water? It dissolves
What happens to drops of water placed on a counter? They evaporate.
Why does ice float in water? Ice is less dense that water.
What is polarity? the condition in which opposite ends of molecules are neutral.
Created by: hockeyguy
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