2. A star’s color is most directly related to its

3. The star closest to the Earth is

4. Stars are formed out of

5. Our Sun makes its energy from this reaction:

6. The hottest stars are what color?

7. Stars that seem to be arranged in a pattern are known as

8. The biggest stars are called

9. The Big Bang Theory is based on the assumption that

10. The star Polaris is interesting because it is

11. Magnitude refers to a star’s

12. Which of the following objects make their own light? Planets, moons, stars, or satellites

13. Our sun has about 10 billion MORE years to live. True or False

14. It takes light from the sun about 8 _________ to reach the Earth.

15. The distance light can travel in one year is

16. The speed of light is

17. An exploding star is called a

18. Which energy wave is NOT given off by our sun? seismic, infrared, gamma, or micro

19. What do all circumpolar constellations have in common?

20. The life span of a star is most dependent on the star’s

21. Our sun has been shining for __________ years and is expected to shine for another __________ years.

22. Where are the brightest are found? Give an example of a bright, cool star.

23. Which star is the smallest? Which star is the largest?

24. Stars on the right are what color?

25. Scientists believe that solar energy is produced mainly by:

26. A stream of gases that follow a curved path back to the surface of the sun is called a:

27. Quasars are located:

28. What is the first stage in the life cycle of a star?

29. The outermost layer of the sun is called the:

30. The approximate temperature of our sun is:

31. Neutron stars are about the size of: