TRBC Chem/Phys L4 Word Scramble
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Term | Definition |
base | The chemical opposite of acid |
ph | A term that means potential for hydrogen |
antacid | A base that works against the acid upsetting your stomach |
crystals | Solids that have a regular, repeating arrangement of atoms |
exothermic reaction | When heat energy is released during a chemical reaction. |
reactants | The substances you start with in a chemical reaction |
endothermic reaction | When heat energy is absorbed during a chemical reaction. |
gemstones | Valuable crystals often used to make jewelry. |
catalyst | A substance that speeds up a chemical reaction without being used up in the process. |
physical reaction | A reaction that doesn't change the molecules of a substance but changes how the substance looks and sometimes its state. |
chemical reaction | When two or more chemical substances interact with each other and change into different chemical substances. |
acid | A substance that tastes sour, conducts electricity, ruins metals, and donates hydrogen ions. |
plastic | A type of polymer that is hard to break and can be recycled. |
polymer | Molecules arranged in long chains of lots of repeating small molecules. |
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sdushaw
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