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10 Cards in this Set
- Front
- Back
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C. seismograph |
A instrument used to detect movement within the earth. |
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F. pressure |
Magma and gases inside Mount St Helens cause the _______ on the crust to increase. |
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A. chamber |
Mount St Helens sits over a magma _________. |
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J. electricity |
Underground steam near some volcanoes can be used to make _______. |
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D. colonizers |
Living things that come into an area after a disaster to eat and live are ________. |
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I. islands |
Hawaii and Japan are examples of _____ that were formed by volcanoes. |
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E. granite |
Magma that cools beneath the ground forms _______ which is a very hard type of rock. |
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B. ash |
After it erupts from volcanoes, _____ breaks down and give nutrients to the soil. |
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H. earthquake |
When a seismograph shows strong vibrations within the earth, an_____ or eruption is likely to occur. |
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G. obsidian |
Native Americans used _______ for making knives, arrowheads, and jewelry. |
