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Chemical Reactions
| Term | Definition |
|---|---|
| Alchemist | A name for people in the past who studied the combination of chemicals |
| States of matter | The different forms of matter that include solid, liquid, and gas |
| Gas | A state of matter, such as water when it's steam |
| Matter | Anything that takes up space and has weight; can be in different forms such as solid, liquid, or gas |
| Model | A pretend version of something that scientists use when the real thing is too big, too small, or too complicated to work with |
| Solution | A special kind of mixture where you cannot tell the different parts from each other |
| Evidence | Information that can be used to support or reject each other |
| Acid | A substance that is usually sour, such as vinegar or orange juice |
| Substance | A material that has specific properties |
| Invent | To create something new, often an object or a way of doing something |
| Carbon Dioxide | A type of gas that plants sometimes take in and that animals release when they breathe |
| Mixture | A combination of two or more things |
| Liquid | A state of matter, such as water when you can pour it |
| Oxygen | A type of gas that plants release and animals breathe in |
| Experiment | A test used to discover new information about a question |
| Dissolve | When one substance mixes with another and it looks like it disappears, such as when sugar mixes into tea |
| Particles | A very tiny thing, sometimes too small to be seen |
| Chemical Reaction | A process where one or more substances form a new substance |
| Observe | To pay close attention to something |
| Property | something you can observe about an object or material |
| Explosion | When something bursts outwards |