Rocks

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Rocks

• Presentation by Lydia Sargent

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Science Fourth Grade

• SCS The student will build an understanding of
  composition and uses of rocks and minerals.
• Students will learn the characteristics of the
  three kinds of rocks.

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Essential Questions

• What are the three kinds of rock found on the
  Earth?
• 2. How can I identify the three kinds of rock?

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• Earth is made of rocks.
• There are 3 kinds of rock.

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Sedimentary Rocks

• Formed under water
• Fossils are in sedimentary rocks
• Formed in layers

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Conglomerate
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Sandstone
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Fossils
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Metamorphic Rocks

• Formed under heat and pressure

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Schist
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Marble
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Gneiss
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Igneous Rocks

• Formed deep inside the Earth
• Melted rock
• Igneous means fire

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Granite
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Copper
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Quartz Crystals
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Unusual rocks

• Geode
• Petrified Wood

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Rocks Rock!!!