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chemical reactions
sience
| Question | Answer |
|---|---|
| alchemist | people in the past who studied chemicals |
| states of matter | different forms of material |
| model | a pretend vershun of something, usually smaller |
| solution | a kind of mixture that you can not tell the partials apart |
| evidence | proving information, baking a idea |
| acid | a soury substance like vinegar |
| substance | a material with specific properties |
| invent | to create something new |
| carbon dioxide | a type of grass plants breath in and animals breath out |
| mixtur | a combination of 2 or more things |
| liquid | a substance that is not hard. like water |
| oxegen | a type of grass that plants breath out and animals breath in |
| experiment | a test to find something out |
| dissolve | when a substance disappears into another |
| particle | a very tiny thing |
| chemical reaction | a process when substances change |
| observe | to pay close attention to and watch |
| property | something you can observe |
| explosion | when a substance burst outwards |