Which of the following describes when the use of sprinklers to prevent crop damage from cold air works best?
A. when the surface air temperature remains below freezing for a few hours
B. when the air is fairly humid
C. when the ice is allowed to cool to -15° C
D. when the air is fairly dry
Answer: B
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Weathering is an essential part of the ____________________ because when parent material breaks down into smaller pieces or perhaps dissolves, this weathered material may be transported elsewhere and deposited as sediment, the raw materials for sedimentary rocks
Fill in the blank(s) with correct word
Which of the following is not true about flood basalts?
A) They cover large areas and contain huge volumes of magma. B) They cover much of the Columbia Plateau of the Pacific Northwest. C) They are fed from large interconnected composite volcanoes. D) Some flood basalts erupted at about the same time as major extinctions of species.
Humans have changed ecosystems more rapidly and extensively in the last 50 years than in any other period.
Answer the following statement true (T) or false (F)
A burrowing animal is digging its tunnel through rocky soil, moving fresh material to the surface. How is this animal contributing to the weathering of that material?
What will be an ideal response?