Across
- 1. , The extents or amounts to which someone or something changes or varies.
- 4. , The act or process of determining something using mathematics.
- 6. , The length of a straight line passing through the center of a circle or sphere, from one side to another.
- 7. , Nearly correct or exact; about.
- 8. , Of or having to do with astronomy, the science of the sun, stars, planets, and other space objects.
Down
- 2. , To judge or discover the value of something.
- 3. , Rules, standards, or tests by which something or someone can be judged or measured.
- 5. , To move in a circle around another object.