Rock Hunt

Directions: Choose 10 questions and answer them by clicking on the blue word or words in each sentence.  The answers can be found on the page that you go to when you click on the blue words.  Everyone must answer question 16.  

1.  What are the three different kinds of rock?

2.  For thousands, even millions of years, little pieces of our earth
     have been eroded.  In this sentence, eroded means--broken down
     and worn away by _______ and  _______.

3.  Where do the little bits of earth settle after they are washed
     downstream?  (settle means to come to a stop)

4.  These layers are pressed down more and more through time, until 
     the bottom layers slowly turn into _______.

5.  Name five types of sedimentary rock. 

6.  Pick one of the five types of rock and click on the name.
     Tell what this rock is used for.

7.  How do sedimentary and igneous rocks change?

8.  Metamorphic rocks are rocks that have "morphed" into another kind
     of rock.  What do you think morphed means in this sentence?
     (extra credit)

9.  What are two types of metamorphic rock?

10. What kind of rock was gneiss before it was was
      changed into a metamorphic rock by heat and pressure? 

11.  What is another name for igneous rocks?

12.  What two places can igneous rock be formed?

13.  When magma appears above the earth, it is called _____.

14.  What are four types of igneous rock?

15.  Is granite formed above or beneath the earth's surface?
       What can granite be used for?

16.  What else would you like to know about rocks?