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| An example not having to do with what is being tested. It is called a Healthy Stream. |
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| A base has a pH higher than 7 in its scale. It is called Alkaline |
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| A chemical used to kill germs. It is a gaseious corrosive element of the halogen group. it is used for water purification. |
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| A tool that tells you the visibility of the water. Sink it in a container of water, and when it gets to the bottom you look at it and if you can see it, then theres no sediment runoff. If you see it a ittle bit blurry, then there is some sediment, and so on and so forth. |
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| means acidic, lower than seven |
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| A list of different animals, each one feeds from the one below it. |
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| Look at the tube and the placement of the ruler. Where ever the sticker meets with the ruler number, that is your answer. you have to answer by saying "The Clarity of the Water is _______" |
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| A freshwater flea with a transparent shell and antennae. |
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| Animals and plants that are sensitive to change in their environment, They can show scientists if the environment is alright or not. |
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| pH is Potential Hydrogen, numbers that are higher than 7 are alkaline and numbers that are lower are acidic. |
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| It is a base, has a pH higher than seven |
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| When acid rain falls on some kinds of soils, it can be neutralized by certain types of rock, like limestone. Granite is one that does not neutralize. |
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| A corrosive stubstance that has a pH less than 7 and can react with a base to make a salt. |
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| Why use biological and chemical test? |
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| So that you can see what is dying, and how they are dying. You need both to figure them out. You compare each one to eachother to see if there is conflicting data. |
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| How do you know where acid rain is from? |
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Definition
| If there are "scrubbers" that clean the smoke stacks at the factories, then you would knowo that it comes from cars. |
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| a photosynthetic organism. the only organism on earth that can take energy directly from the sun |
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| organisms that eat dead things. Bacteria, vultures, fungi, termites, blowflies, maggots. |
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| like a food chain except more than one feeding relationship in its ecosystem. |
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