1. Astronomy Review

2. What 3 pieces of evidence supports the Big Bang Theory? 1) Doppler Effect 2) Microwave Radiation 3) Quasars

3. Objects in space are moving away from each other… They have a ________ Shift RED

4. Name this object Hubble Telescope

5. What is the distance between the Earth and the Sun? Astronomical Unit

6. What are the three types of Galaxies? Spiral Spiral Elliptical Elliptical Irregular Irregular

7. What type of galaxy is the Milky Way? Spiral

8. How do stars give off energy? Nuclear Fusion

9. What are the 2 most abundant elements in stars? Hydrogen (H) and Helium (He)

10. What instrument breaks light apart? Spectroscope

11. What color stars are the hottest? BLUE

12. Where is our Sun in its lifecycle? Main-Sequence

13. What is the apparent change in position of a star in the sky when viewed from two different positions in Earth’s revolution? Parallax

14. What would you use to measure the distance between two stars? Light year

15. How long is Earth’s revolution? 1 year/365 days

16. What are constellations that appear to revolve around the North Star (Polaris)? Circumpolar constellations

17. What causes us to see circumpolar constellations? Earth’s rotation

18. What determines the lifecycle of a star? Mass of the protostar

19. What is a cloud of dust and gas at the beginning of a star’s lifecycle? Nebula

20. What does the nebula form? A protostar

21. What is the next stage for our Sun? Red Giant

22. What is the next stage for a Red Super Giant? Supernova

23. How old is the Earth? ~4.6 billion years old

24. How old is the solar system? ~4.6 billion years old

25. How old is the universe? ~14 (13.8) billion years old

26. List the planets in order, starting closest to the Sun Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune

27. Where is the Asteroid Belt? Between Mars and Jupiter

28. What element in the soil on Mars makes it red? Iron

29. What is the hottest planet? Venus