Geology
Continental Drift Video below
While watching the video, try to answer some of the following questions. 1. According to the video, which two continental coastlines look like they match up? 2. According to the video, how many years ago were the continents joined together in a single super continent? 3. What is some additional evidence German Scientist Alfred Wegener offered for proof of continental drift? 4. According to the video, what evidence did other scientists provide years later to support the theory of continental drift? 5. What questions or wonderings do you have about Pangaea or continental drift? 6. List the seven continents in alphabetical order: |
structure of the earth & evidence for big bang theory
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earthquakes & Volcanoes
geology made easy
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volcanic eruption and vocabulary
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3 Main Types of Rocks
types of rocks videoIgneous rocks
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Coal is an organic sedimentary rock that forms mainly from plant debris. The plant debris usually accumulates in a swamp environment. Coal is combustible and is often mined for use as a fuel.
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Breccia is a clastic sedimentary rock that is composed of large (over two millimeter diameter) angular fragments. The spaces between the large fragments can be filled with a matrix of smaller particles or a mineral cement which binds the rock together
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