Astronomy Chapter 1
Across
- 4. internal ability to know something without being taught
- 6. A scientist who studies the planets, stars, and everything else in outer space
- 7. Is made by man and sent in to space to orbit Earth
- 8. I cause the tides
- 13. National Aeronautics and Space Administration
- 14. The first person to use a telescope to see far distances into space, he helped prove Nicolaus Copernicus was correct about the Sun being the center of the solar system
- 17. The number of phases of the moon
- 18. An object in space which orbits around another object
- 20. The study of outer space
- 21. How sailors used the sun, moon, and stars to know which direction to sail
Down
- 1. The center of our solar system
- 2. I travel around the earth and am made by God - you could also call the moon by this name
- 3. Knowledge of
- 5. Star
- 6. someone trained to travel in a spaceship into outer space
- 9. One of the first people to believe that the Sun was the center of the solar system
- 10. Patterns of stars
- 11. How to tell the time from the position of shadows
- 12. is an invisible force which pulls objects together
- 15. Everything that exists everywhere
- 16. The pull that planes and other objects have on each other
- 19. Our galaxy