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In what regions can coral reefs be found in
Coral reefs found in clean shallow water in tropical and sub-tropical climates
What do coral reefs contribute to the ecosystem
Coral reefs help provide shelter for marine organisms and give them a source of food
What are biologists main concern for coral reefs
There health and how there rapidly bleaching
What is coral bleaching
When coral begins or change colors to white which marks that they are beginning to die or already are
What are scientist trying to do to help the coral reefs
They study the changing conditions in the oceons and atmosphere
What is one of the reasons that coral bleaching is happening
Climate change heating up the water disrupting the temperature that corals need to survive
La Nina have unusually ______ ocean temertures
Cold
What are the conditions of La Nina
Dry and drought
What is another cause for coral bleaching
Another problem causing coral bleaching is the pollution and bad water quality that is getting worse because of the amount of pollution
Properties of water
Liquid at room temp with a boiling point of 100 degrees celsius and a freezing point of 0
“universal solvulent”
This means that is dissolves many substances such as salt and sugar
Surface tension
Meaning that the water molecules at the surface of the water are more attracted to each other then the air around them
Limestone
Lime stone is made of polar mineral called calcite and is found in shallow waters
What is the formula for finding percent concentrate
The amount of solute divided by the total amount of solution and to get the final answer multiply the result by 100
Why does water have such a high surface tension
The polar molecules stick to each other positive side to negative side
What category of ion are oxygen and hydrogen
Oxygen is slightly negative while hydrogen is slightly positive
What conditions cause waters level of salt to increase
Water that is found in areas where it cannot flow.
Water that evaporates at a high rate.
Water that is found in areas where it freezes often.
Plants release water into the atmosphere from the pores in their leaves through a process called ____?
Runoff
What is a water shed
A place where collected water from rain snow and other forms of precipitation are clumped together at one outlet such as a river or a lake
Generally speaking, where in Minnesota has radium been found in watersheds?
Southern Minnesota
Which possible water contamination is radioactive and is linked to fracturing Quartz rock underground as its source?
Radium