4th Grade Science
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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| Hazardous Waste | materials that can harm soil or water supplies even in small amounts
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| Incineration | getting rid of trash by burning it
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| Pollutants | unwanted materials added to the environment
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| Packaging | the wrappings and containers of items for sale
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| Pollution | adding unwanted materials to the environment
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| Landfill | a large hole that is filled, over time, with trash
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| Recycle | to process items and use them again
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| Litter | solid wastes, or trash, that is discarded on the ground or in water
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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:
heckman5
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