Using natural resources
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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| aquifer | an underground layer of porous rock or other material that is permeated with water
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| conservation | prevention of wasteful use of a resource
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| groundwater | water that fills spaces in porous rock, sediment and soil below the level of the water table
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| greenhouse gases | gas in an atmosphere that absorbs and emits radiation within the thermal infrared range
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| per-capita | average per person
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| pollutant | a substance or energy introduced into the environment that has undesired effects
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| population density | the number of people living per unit of an area
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| surface water | the water that flows over Earth’s surface
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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.
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.
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:
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