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Nautical Science Unit Four Chapter Three Extra Credit

Short Answer
 

 1. 

How far is Earth from the Sun?
 

 2. 

Why is it so dangerous to look at the Sun through any kind of lens?
 

 3. 

What is the composition of the Sun?
 

 4. 

What is the corona of the Sun?
 

 5. 

What is the importance of sunspots to Earth?
 

 6. 

Explain the effect that the solar winds have on the magnetosphere.
 

 7. 

How does the Sun’s energy get to Earth?
 

 8. 

How is the Sun its own fuel?
 

 9. 

What are the major problems in the use of nuclear energy for power?
 

 10. 

What spacecraft has been conducting observations of the Sun’s north and south poles since its launching in 1990?
 



 
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