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Hipervinculo Ciencias de la Tierra y Medioambiente
The Wave, on the Arizona-Utah border- artfully reflects a complicated geological history.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
In the Bronze Age, smiths melted copper and tin ore to make bronze. Bronze could be made into hard and sharp tools, much superior to the stone tools that came before them.
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Congress set up the Strategic Petroleum Reserve to stockpile petroleum in case it is needed.
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The Southern Ocean is the fifth ocean. It is dominated by the Antarctic Circumpolar Current, which goes clockwise around Antarctica.
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The Paleozoic rocks of the Grand Canyon show that shallow seas covered the land four times.
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Contains an explanation on the scientific method using "What type of music will make a plant grow best?" as an example. Start at 4:46 if you want to skip some of the historical background.
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Ancient Romans used rocks in a variety of forms to create the famous Roman Coliseum.
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Plastic trash has created a habitat for microbes. Scientists are trying to find out if this is good or bad for the oceans.
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The Petrified Forest, Arizona contains fossils of nine extinct tree species and fossils created by other processes.
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Most volcanoes and earthquakes take place around the Pacific Ocean basin where convergent and transform plate boundaries are making the Pacific Ocean smaller.
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