Science Vocab B-4
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 | waste that is dangerous or potentially harmful to our health or the environment.
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| recycle | a substance or object that can be recycled
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| circuit board | mechanically supports and electrically connects electronic components using conductive tracks, pads and other features etched from copper sheets laminated onto a non-conductive substrate.
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| etch | a selective removal of material from the surface of a PCB by means of the chemical action of an etchant
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| concentration | the number of molecules or ions in a given volume of a substance, expressed as moles of solute per liter of solution (morality)
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| dilution | the action of making a liquid more dilute
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| indicator | a thing, especially a trend or fact, that indicates the state or level of something
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| combustion | the process of burning something
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| incineration | a waste treatment process that involves the combustion of organic substances contained in waste materials
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| reclaim | retrieve or recover (something previously lost, given, or paid); obtain the return of
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| filtrate | a liquid that has passed through a filter
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| precipitate | cause (a substance) to be deposited in solid form from a solution
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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:
cpowalski85
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