cycles of nature
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| water cycle | model describing how water moves from earth's surface to the atmosphere and back to the surface again through evaporation condensation and precipitation.
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| evaporation | the process that takes place when a liquid changes to a gas.
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| condensation | the process that takes place when a gas changes to a liquid.
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| nitrogen cycle | model describing how nitrogen moves from the atmosphere to the soil to living organisms and then back to the atmosphere.
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| nitrogen fixation | process which some types of bacteria in the soil change nitrogen gas into a form of nitrogen that plants use.
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| carbon cycle | model describing how carbon molecules move between the living and nonliving world.
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| why do plants and animals and other organism require nitrogen | nitrogen helps plants and animals and other organism build cells.
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
ammeewing
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