a process where evaporation causes lime or calcium to move upwards as a result of capillary...
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Type: Glossary
a large cavity that remains after an explosion removes the top of a volcanic cone
Type: Glossary
a steep, deep valley that has been eroded by a river and has horizontal strata
Type: Glossary
resistant horizontal layer of rock at the top of a mountain or hill
Type: Glossary
methods of generating electricity through the combustion of fossil fuels, especially coal
Type: Glossary
a large three-dimensional mass of air that extends into the atmosphere
Type: Glossary
when magma explodes out onto the Earth's surface through a central vent in the crust