Across
- 3. Solid Element
- 5. Empty space Protons
- 7. gaining information
- 8. Explaining something based on General Principles
- 10. Discovered Electrons
- 11. an Explanation
Down
- 1. set of rules
- 2. evidence of reasoning
- 4. insert something of a different kind into something else
- 6. predicting with past experience or knowledge
- 9. Electrons
- 12. future guest