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Science 121212121
| Question | Answer |
|---|---|
| What is the smallest part of an element? | atom |
| Most matter you find in your environment is in the form of? | mixtures |
| which process changes matter into one or more new substances | chemical change |
| water vapor in the air turns to liquid water in the form of rain. this is an example of a | physical change |
| the force that holds atoms together is called | a chemical bond |
| what happens when chemical bonds break and new bonds form | a chemical reaction |
| a solid that forms from solution during a chemical reaction is called an | precipitate |
| the only sure evidence for a chemical reaction is | the production of new materials |
| a shorter, easier way to show chemical reactions, using symbols instead of words is called a | chemical reaction |