Chemical Bonding Quizzes

http://www.softschools.com/chemistry/chemical_bonding/

Secrets of the Sun Video Questions

1. How many Earth’s can fit into the sun?
2. Describe the process of nuclear fusion that occurs in the sun.
3. What is a photon?
4. Where did the material in the sun originally come from?
5. What is the link between sunspots and solar flares?
6. What is differential rotation, and how was it observed in our sun?
7. How do solar storms affect Earth?
8. Which president was travelling aboard Air Force 1 when a solar storm disrupted communication for several hours?
9. Explain how auroras are created.
10. How long is the Sun’s solar cycle?
11. Why is the corona so hot despite being so far away from the core?
12. What is the only time that the corona of the sun is visible from Earth?
13. What did the ancient Chinese believe caused solar eclipses?
14. Since the moon passes between the Earth and the Sun one a month, why don't we have monthly solar eclipses?
15. What is the ultimate fate of our sun in about 5 billion years? Explain fully.