Across
- 3. the scientific study of matter, its motion and behavior, and related concepts like energy and force
- 4. he scientific study of the basic characteristics of substances and the ways in which they react or combine
Down
- 1. the study or creation of theories about basic things such as the nature of existence, knowledge, and thought, or about how people should live
- 2. he study of or a record of) past events considered together, especially events of a particular
- 5. the study of numbers, shapes, and space using reason and usually a special system of symbols