Answer the Following Questions in the Boxes Given. Be Sure to Include the Source of Your

Name______Hour ______

In-class Assignment – The Naica Caves Instructions: Use the notes from the video yesterday and the attached articles to answer the questions below. To get credit you must cite your source. To site your source use the author(s) last name. If no last name is given use the websites name (ex. www.nationalgeographic.com). To use the video as a source write “Naica discovery video”. http://www.sott.net/article/130216-Giant-Crystal-Cave-Comes-to-Light http://news.nationalgeographic.com/news/2007/04/070406-giant-crystals.html http://www.bibliotecapleyades.net/ciencia/ciencia_crystalcave01.htm http://www.virtualgeo.eu/pdf2/A10%202009-The%20American%20Surveyor.pdf http://www.naica.com.mx/english/internas/interna5_2.htm

Questions:

Answer the following questions in the boxes given. Be sure to include the source of your answer.

1) Where is the Naica Cave of Crystals located? At what depth is it found?

Location: Source: Depth: Source:

2) Describe the crystals found in this location. How large are they, how long are they, and what are they made of?

Description: Source: How large: Source: How long: Source: Composition: Source:

3) How and why did these giant crystals form in this area?

How did they form: Source: Why did they form: Source:

4) Are there other caverns present besides the Cave of Crystals? If so, describe.

Other caverns: Source: Describe them: Source:

5) Could there be other caves like this elsewhere in the world? If so, where?

Others: Source: Where: Source:

6) Who owns the caves? What will be done with them?

Owner: Source: Plans for caves: Source: 7) List some of the dangers in these cave complexes. You must give facts from at least two different sources to answer the question.

Dangers: Source:

Answer the following questions in paragraph form. Be sure to answer each part of the question including evidence from the articles or video as part of your answer. You will print your work only when I have checked it! Call me over!

8) Would you choose to visit these deep caves? Why or why not? Include at least two facts from sources to support your answer.

9) What do you think should be done with the Naica Crystal Cave and others like it? Should it be sold, made into a tourist attraction, kept as it is for scientific research? Should the crystals perhaps be mined and sold? Should the entire Naica mountain complex be sealed to the public because of its dangerous nature? Explain your thinking.