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a series of circular motions that occur in substances when heating and cooling happen together
a large body of accumulated ice and compacted snow that is found year round and that slowly moves downhill
a natural formation on Earth's surface, such as a valley, plateau, mountain, plain, hill, or glacier
the theory that the plates of Earth's crust move due to the movement of magma in Earth's mantle
the process of wearing away or otherwise changing Earth's surface from exposure to natural forces
A very heavy flow of water, which is greater than the normal
flow of water and goes over the stream's normal channel
Land that is covered by water during a flood, formed
from sediments deposited by a river
Tiny bits of rock, shell, dead plants, or other materials
transported and deposited by wind, rain, or ice
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