Chemistry terms practice 2
Across
- 4. type of chemistry that is the study of compounds that contain the element carbon
- 5. the temperature scale established where zero degrees on the scale represents Absolute Zero, where atoms are theoretically at rest, meaning they have no kinetic energy
- 8. type of chemistry that is primarily the study of substances that do not contain carbon
- 11. the branch of chemistry that includes the study of materials and processes that occur in living things
- 12. a horizontal row of elements in the periodic table
- 13. this part of an atom is positively charged with a high density
Down
- 1. the application of scientific knowledge to solve problems
- 2. a form of matter that flows, has a fixed volume, and takes the shape of its container
- 3. describes the closeness, or reproducibility, of a set of measurements taken under the same conditions
- 6. this molecule is composed of 2 hydrogen atoms and 1 oxygen atom
- 7. a physical blend of two or more substances that are not chemically combined
- 9. of or containing water, typically as a solvent or medium
- 10. how close a measurement is to the true or accepted value, and precision refers to how closely repeated measurements agree with each other