•Sedimentary rocks are formed by sediment that is deposited over time, usually as layers at the bottom of lakes and oceans
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what is a metamorphic rock?
•Metamorphic rocks can be formed by pressure deep under the Earth's surface, from the extreme heat caused by magma or by the intense collisions and friction of tectonic plates.
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what is a igneos rock?
•Igneous rock is formed when magma cools and solidifies, it may do this above or below the Earth's surface.
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what is sound?
•Sound comes from vibrations. These vibrations create sound waves which move through mediums such as air and water before reaching our ears.
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what is light
sound comes from electromagnetic radiations that are formed from
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Other cards in this set
Card 2
Front
what is a metamorphic rock?
Back
•Metamorphic rocks can be formed by pressure deep under the Earth's surface, from the extreme heat caused by magma or by the intense collisions and friction of tectonic plates.
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