Exploring Creation with Chemistry and Physics Lesson 4 Vocab
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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| base | The chemical opposite of acid
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| ph | A term that means potential for hydrogen
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| antacid | A base that works against the acid upsetting your stomach
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| crystals | Solids that have a regular, repeating arrangement of atoms
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| exothermic reaction | When heat energy is released during a chemical reaction.
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| reactants | The substances you start with in a chemical reaction
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| endothermic reaction | When heat energy is absorbed during a chemical reaction.
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| gemstones | Valuable crystals often used to make jewelry.
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| catalyst | A substance that speeds up a chemical reaction without being used up in the process.
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| physical reaction | A reaction that doesn't change the molecules of a substance but changes how the substance looks and sometimes its state.
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| chemical reaction | When two or more chemical substances interact with each other and change into different chemical substances.
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| acid | A substance that tastes sour, conducts electricity, ruins metals, and donates hydrogen ions.
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| plastic | A type of polymer that is hard to break and can be recycled.
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| polymer | Molecules arranged in long chains of lots of repeating small molecules.
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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:
sdushaw
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