Directions: They are the building blocks of our planet, but we rarely think about the rocks and minerals that we see every day. Start your Web hunt for the facts right here! Print this page to write your answers, or use a separate sheet of paper.

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Name:______________________________________________

The Earth is made of

______________.
Find the answer at:
http://wrgis.wr.usgs.gov/docs/usgsnps/pltec/pltec1.html

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The three basic types of rocks that exist on the Earth are_______________________ ,______________________ , and____________________________.

Find the answer at:
http://interactive2.usgs.gov/learningweb/explorer/topic_rocks.htm

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Igneous rock forms when ________________ .
Find the answer at:
www.cotf.edu/ete/modules/msese/earthsysflr/rock.html

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Three of the seven properties used to identify minerals are _____________________ , _____________________________, and ____________________________.
Find the answer at:
www.idahoptv.org/dialogue4kids/season3/rocks/facts.html#mineral

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Limestone contains _____________________________, which comes from ________________________.
Find the answer at:
http://www.fi.edu/fellows/payton/rocks/expert/index.html

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The hardest stone in the world is _____________________________. It is used ___ % of the time for ________________________________, and ___ % of the time for ______________________________.
Find the answer at:
http://tqjunior.advanced.org/5008/

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A geode is a __________________________________ .
Find the answer at:
www.desertusa.com/magjan98/jan_pap/du_rock_geode.html

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Gems are a rare subgroup of _________________________________________.
Find the answer at:
http://mineral.galleries.com/minerals/gemstone/class.htm

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How can there be a rock that floats? Bonus: What are three ways this rock could be formed? _________________________________________.
Find the answer at:
http://www.childrensmuseum.org/geomysteries/floatingrock/a1.html

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