Mrs. Bozes 8 th Grade Science This presentation has been prepared under the fair use exemption of the U.S. Copyright Law and is restricted from further

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3 Types of Rock

3 Types of RockMrs. Bozes8th Grade Science

This presentation has been prepared under the fair use exemption of the U.S. Copyright Law and is restricted from further use.

What are Rocks?Rock are EVERYWHERE!Technically speaking, they areSolidNaturally occurringMade of minerals or mineral type materials

What are Rocks made of?Some are made of just one kind of mineral:Pyrite (aka Fools Gold)QuartzSome are made of severaldifferent kinds of minerals:Granite

How do we classify them?Rocks are put into 3 different groups:IgneousMetamorphicSedimentary

Do they Stay the same?Rocks are always changingEach type of rock can change into another typeExample: Igneous can become MetamorphicRocks change with time, heat, and pressure

The Rock CycleThe rock cycle describes the process by which rocks change with heat and pressureThe arrows show how each type of rock changes and what it changes intoThe rock cycle is always happening and never stops

The Rock Cycle

Interactive rock cycleClick on the picture to go to the Interactive Rock CycleExplore the animation

Igneous rocks

Click to viewSedimentary rocksClick to view

Metamorphic Rocks

Click to viewReferencesDifonzo, D. and P. SchreerKnife Fight. MP3. Freeplay Music, 21 May 2012. . Garrod, Phil, Reed Hays and Scott SchreerDevils Ride. MP3. Freeplay Music, 21 May 2012. . Maslowski Wildlife Productions (Producer). (2003). Geologist's Notebook: Three Rocks. [Full Video]. Available from http://www.discoveryeducation.com/