Name:     ID: 
 
    Email: 

Nautical Science Unit Four Chapter Five Extra Credit

Short Answer
 

 1. 

How is it thought that the asteroids originated?
 

 2. 

Where are the asteroids located in the solar system?
 

 3. 

What are comets made up of?
 

 4. 

What causes a comet to be visible?
 

 5. 

In what respect are comets like planets?
 

 6. 

What happens when a comet breaks up, leaving debris that eventually enters Earth’s atmosphere?
 

 7. 

What is the name of the most famous comet and how often can it be seen from Earth?
 

 8. 

What causes a meteor to be called a “fireball”?
 

 9. 

What are the main kinds of meteorites?
 

 10. 

What are tektites and where did they probably originate?
 



 
Submit          Reset Help