Answer: D. It can melt to a depth of a few meters in summer, then refreeze in winter.
Explanation:
Permafrost is ground which remains frozen for two or more years. Permafrost consists of soil, rock and sand fused together by ice. Mostly found in areas in high altitude, the Arctic, Antarctica, it is common in periglacial environments where temperatures are below freezing
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The topmost layer of permafrost can melt in summer and refreeze in winter. This thawing and refreezing produces a ground pattern called columnar joints similar to the one formed when molten lava cools.
Answer:
On a weather map a barometric pressure of 055 is shorthand for 55mb.
Answer:
My day was awesome (so far) and i want to know what McDonalds Chicken Nuggets ARE MADE FROM!
Explanation:
Tectonic uplift is a geologic uplift of the Earths surface that is attributed to plate tectonics. It’s basically like mountain building because tectonic plates are moving up creating mountains and hills
Answer:a native or naturalized member of a state or nation who owes allegiance to its government
Explanation:
