Del Prado Rocks and Minerals

Tiger's Den Presents

The Fourth Grade Rocks and Minerals WebQuest 

Answer the following questions on the separate sheet of paper given to you. 

You should use the websites provided for each question.

You MUST NOT COPY the information!

Paraphrase. Use your own words!

(hotlinks ae provided).

Types of Rocks and how they form

            http://www.learner.org/interactives/rockcycle/types.html

1. What are the three main types of rocks?
2. How are sedimentary rocks formed?
     A. What "key" word describes Sedimentary rock in how they accumulate?
     B. How would you describe Sedimentary rock? Is it soft or hard?
     C. Name four things would you find in a Sedimentary rock?
3. What two "key" words describe how metamorphic rocks are formed?
     A. What does "metamorphosis" mean?
     B. How would you describe a metamorphic rock?
     C. What are two examples of Metamorphic rock?
4. How are igneous rocks formed?
     A. Name the molten rock material that originates under the Earth's crust and forms igneous rock when it has cooled?
     B. What is molten rock that is forced out of a volcano?
     C. What 2 "key" words describe igneous rocks?
     D. What are two examples of Igneous rock?

                               How rocks change

           http://www.learner.org/interactives/rockcycle/change.html

5.  What does Igneous rock turn into under heat and pressure? 

                              Complete the Rock Cycle

http://www.learner.org/interactives/rockcycle/diagram2.html

  6.   Check your answers of the rock cycle after you have
     answered the questions with a blue crayon from the
                      paper you were given. 


                              Mohs Scale 

http://www.gemselect.com/gem-info/gem-hardness-info.php

7. What is Mohs Scale used for?

8. What mineral is a 10 on Mohs Scale?

9, Give an example of a mineral with a hardness of 7 (according to Mohs Scale).  Tell me about that mineral.

10 If a mineral can scratch a penny, what number is it on Mohs Scale?

                             Streak  

http://academic.brooklyn.cuny.edu/geology/grocha/mineral/streak.html

11. Sometimes the color and the streak of a mineral are very different.  Which one of the examples shows the greatest difference?

Test your skills

http://www.learner.org/interactives/rockcycle/testskills.html

Test your skills by clicking on the "Test your skills".  Answer questions about rocks and the rock cycle.  This is an assessment to see how much you've learned.  Enter only your first name then answer the questions that follow. Write your score when you are done. Also show the score to your teacher/partner and get a signature on it.

Hope your enjoyed the journey through the world of Rocks.

Tiger's Den at Del Prado is the Best Place in the World.