Across
- 3. A tremendous and deadly explosion that is caused when a large star burns out and explodes.
- 4. Someone who is engaged or teaches philosophy; offers people wisdom.
- 7. An invention created during the Scientific Revolution that measures atmospheric pressure. Still used today by scientists.
- 8. An instrument still used today that tells what direction you are facing thanks to the earth's magnetic field.
Down
- 1. Invention created to help you get a better look at the stars.
- 2. A critical and most popular discovery that was created by Isaac Newton.
- 5. The philosophy of treating humanity as a prime importance rather than using divine explanations.
- 6. Someone who tests things/theories to find evidence and truth.
- 9. A clock that swings a large, singular hand which ticks back and forth.