Unit 1 Vocabulary

2. this state of matter has an indefinite shape and volume and moves freely
4. a type of molecule that has 2 or more different atoms
6. a measurement of the amount of matter in an object
8. a chemical property that describes a substance’s ability to burn
9. a process where atoms and molecules rearrange themselves to form something new
13. anything that we can touch; this cannot be created or destroyed
15. a simple substance that cannot be broken down and is arranged on this periodic table
16. characteristics of a substance that can be observed
18. this state of matter has a definite volume but indefinite shape and bounce off each other
19. a physical property that describes the amount of matter within a given space

1. your data; the E in CER
3. the smallest unit of matter that is visualized as shapes and colors
4. a substance’s ability to change between states of matter or indication of a reaction
5. a chemical reaction where a new substance is created and the process cannot be undone
7. this state of matter has a definite shape and volume and vibrate closely together
10. the answer to a scientific question; the C in CER
11. no new substance is created through this reversible process; examples are size, shape, or state of matter
12. the atoms and molecules found to the left of the arrow symbol that start a chemical reaction
13. a group of 2 or more atoms that form a substance held together by chemical bonds
14. the amount of space an object takes up
16. the atoms and molecules found to the right of the arrow symbol that are the ending result of a chemical reaction
17. the bridge that explains how your evidence supports your claim; the R in CER