Chemical Changes
Help!
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| green bananas becomine ripe and turning yellow | chemical change
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| fruit starting to go bad | chemical change
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| burning a building | chemical change
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| adding sugar to tea | physical change
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| steam rising from a lake | physical change
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| bike chain starting to rust | chemical change
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| a dead tree being chopped down into small pieces | physical change
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| hammering a nail into the wall | physical change
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| food digesting | chemical change
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| water boiling | physical change
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| Kool-Aid freezing into popsicles | physical change
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| chocolate melting into a liquid | physical change
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| water evaporating | physical change
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| baking soda and vingear forming bubbles | chemical change
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| Is any color change a clue for a chemical change? | No, just an unusual color change.
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| a completely new substance is formed | chemical change
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| steam condensing into water | physical change
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| If a change isn't reversible, is it always a chemical change? | No, it must form something new.
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| If light is given off, is it always a chemical change? | Yes
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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:
edeboo