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What are the 3 major types of rocks? How do they each form? rch?q=rock+cycle+rap+song&q pvt=rock+cycle+rap+song&FO RM=VDRE%20-http://www.bing.com/videos/sea.

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Presentation on theme: "What are the 3 major types of rocks? How do they each form? rch?q=rock+cycle+rap+song&q pvt=rock+cycle+rap+song&FO RM=VDRE%20-http://www.bing.com/videos/sea."— Presentation transcript:

1 What are the 3 major types of rocks? How do they each form? http://www.bing.com/videos/sea rch?q=rock+cycle+rap+song&q pvt=rock+cycle+rap+song&FO RM=VDRE%20-http://www.bing.com/videos/sea rch?q=rock+cycle+rap+song&q pvt=rock+cycle+rap+song&FO RM=VDRE%20- 1

2 Sung to tune Row Row Row Your Boat Sedimentary rocks have been formed in layers, often found near water sources with fossils from decayers. Then theres igneous here since Earth was formed molten lava cooled and hardened that’s how it is formed These two types of rocks can also be transformed with pressure heat and chemicals metamorphic they’ll become. 2

3 Sedimentary-formed in layers, compacted and cemented (lithification) often near water sources, fossils. Types of rocks sandstone, limestone, conglomerate. Characteristics- rocks are layered, particle sizes become heavier and coarser towards bottom layers 3 limestone

4 Metamorphic-formed from pressure, heat and chemicals as the material is pushed under the crust. Types of rock include marble, slate, schist. Characteristics-can be foliated have mineral grains with long axes perpendicular to the pressure applied (schist), non- foliated lack mineral grains with long axes in one direction, marble, guartzite. 4 Pink marble

5 Igneous-Born from hot molten lava. Types of Rock include pumice, marble, granite. Characteristics-temperature of cooling determines which types of minerals are found dominating the rock's composition. Can be intrusive or extrusive 5

6 The Rock Cycle Thinking about relationships among the major rock groups

7 7 Major Rock Groups Igneous –Formed from a melt (molten rock) –Intrusive - slow cooling and crystallization beneath the surface of earth –Extrusive - quick cooling at the surface (after an eruption) Sedimentary –Formed at the Earth’s surface Metamorphic –Changed by pressure, temperature and fluids.

8 Fig. 2.9 MAGMA

9 9 Crystallization IGNEOUS

10 10 MAGMA IGNEOUS Intrusive Crystallization

11 11 MAGMA Extrusive IGNEOUS Intrusive Crystallization

12 12 MAGMA Extrusive IGNEOUS Intrusive Uplift Crystallization Weathering

13 13 MAGMA Extrusive IGNEOUS Intrusive SEDIME NT Uplift Crystallization Weathering SEDIMENT

14 14 MAGM A Extrusive IGNEOUS Intrusive SEDIMENT SEDIMENTA RY Uplift Crystallization Weathering Erosion Transport Deposition

15 15 MAGMA Extrusive IGNEOUS Intrusive SEDIMENT SEDIMENTA RY Uplift Crystallization Weathering Erosion Transport Deposition

16 16 MAGMA Extrusive IGNEOUS Intrusive SEDIMENT SEDIMENTA RY METAMORPHIC Uplift Burial Increased P&T Crystallization Weathering Erosion Transport Deposition

17 17 MAGMA Extrusive IGNEOUS Intrusive SEDIMENT SEDIMENTARY METAMORPHIC Uplift Burial Increased P&T Melting Crystallization Weathering Erosion Transport Deposition Can you see any shortcuts?

18 18 MAGM A Extrusive IGNEOUS Intrusive SEDIMENT SEDIMENTARY METAMORPHIC Uplift Burial Increased P&T Melting Crystallization Weathering Erosion Transport Deposition

19 The rock cycle demonstrates the relationships among the three major rock groups It is powered by the interior heat of the Earth As well as earth’s momentum as it spins and… The energy from the sun It involves processes on the Earth’s surface as well as the Earth’s interior It connects the “hydrologic cycle” with the “tectonic cycle”. In Conclusion…

20 20 MAGMA Extrusive IGNEOUS Intrusive SEDIMENT SEDIMENTARY METAMORPHIC Uplift Burial Increased P&T Melting Crystallization Weathering Erosion Transport Deposition

21

22 22 http://www.classzone.com/books/eart h_science/terc/content/investigations/ es0602/es0602page02.cfm http://www.learner.org/interactives/rockcyc le/index.html


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