Read the clue. Fill in the crossword puzzle with the correct word. The crossword puzzle will turn green if you are correct! Take a picture of the completed puzzle to show your teacher.
1. Smallest unit of matter; the basic building block of matter
2. When atoms in substances are rearranged to form new substances
3. The way we write a chemical reaction
4. A process in which substances go through a chemical change to form new substances
5. Anything that takes up space and has mass
6. Two or more atoms combined together
7. When the form or size of a substance changes, but the substance itself does not change. No new substance is formed
8. Substances that exist after the chemical reaction takes place.
9. Substances that exist before the chemical reaction takes place
10. one of the forms that matter can take, including solid, liquid, and gas
X
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