Across
- 3. The ratio of an object mass to its volume.
- 6. The quantity of matter in an object or sample.
- 8. Representation of an object or an event.
- 10. The study of the composition, structure, properties and reactions of matter.
- 11. The amount of space taken up by an object.
- 13. A ratio of equivalent measurements that is used to convert a quantity expressed in one unit to another unit.
- 14. The study of matter and energy and the interactions between the two forces and motion.
- 15. The study of living things, or life science.
Down
- 1. A system of knowledge and the methods use to gain that knowledge.
- 2. The study of the origin, history and structure of the earth.
- 4. A statement that summarizes a a pattern found in nature.
- 5. The study of the universe beyond earth, including sun, moon, planets and stars.
- 7. The use of knowledge to solve practical problems with the appropriate tools.
- 9. A well tested explanation for a set of observations or experimental results.
- 12. Straight line distance between two points.