If shale is such a common rock in the sedimentary rock world, why isn't it as prominently exposed at the surface as sandstone?
What will be an ideal response?
Ans: Shale crumbles easily and the clays swell, causing increased weathering, whereas sandstone resists weathering more effectively.
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Describe the construction and problems of medium-range forecasts. Include discussion of ensemble forecasting and the role of chaos
What will be an ideal response?
The two major jet streams that impact weather in the northern hemisphere are the:
A) polar jet stream and the low-level jet stream. B) the subtropical jet stream and the low-level jet stream. C) polar jet stream and the subtropical jet stream. D) None of the above. Jet streams are not significant to northern hemisphere weather.
Which of the following ecosystems has the highest net primary productivity?
a. agricultural land b. open ocean c. temperate forest d. swamps and marshes e. lakes and streams
Which of the following is not true about snow/heavy rain and mass movements?
A) Melting snow adds lubricating moisture to the soil. B) Snow and rain both add weight to the soil. C) A lot of rain completely saturates the ground and decreases cohesion between particles. D) A lot of rain completely saturates the ground and increases cohesion between particles.