Across
- 5. either of the two theories developed by Albert Einstein
- 7. a suggested explanation for a group of facts or phenomena
- 9. to state or make a statement about in advance; to foretell
- 10. brief; to the point
Down
- 1. cautious or uncertain
- 2. the act of becoming aware of something
- 3. a mathematical formula where two expressions are equal
- 4. to do or carry out
- 6. of or relating to words
- 8. something which can be perceived by the senses