What is a fiord, and how does one form? What will be an ideal response?
A fiord is a long, steep-walled glacial trough, now filled by an arm of the ocean. They formed when
sea level was much lower and glaciers eroded their valleys below what is now sea level. When sea
level rose, the valleys were flooded.
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Orange County receives most of its drinking water from?
a) the Colorado river b) recycled waste water c) the ocean d) mars
At night, when the weather is extremely cold and dry,
a. atmospheric pressure increases with increasing altitude. b. atmospheric pressure remains constant with increasing altitude. c. atmospheric pressure decreases with increasing altitude. d. atmospheric pressure first increases, then decreases with increasing altitude.
Throughout much of Earth's history, the global climate was probably ____
A) warmer than it is today B) colder than it is today C) about the same temperature as it is today D) more variable than it is today
Despite the high-level of biodiversity, this biome has infertile soils, principally Oxisols, to which the vegetation has adapted roots systems to capture nutrients from litter decay at the soil surface
A) boreal and montane forest B) temperate rain forest C) tropical rain forest D) midlatitude grasslands