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Renewable and Nonrenewable Resources
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Rock Types: Sedimentary, Metamorphic and Igneous
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Slow and rapid changes to Earth's surface.
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Using fossils to put rock layers in the correct order.
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This video is about Making flour and salt clay
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Engineering a solution to soil erosion
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Erosion in a rainstorm vs. a flood
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Physical and Chemical Weathering
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Volcanoes and volcanic rocks
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Earth Structure, Various Soils
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Light, reflection and refraction
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