Infestation by beetles in the United States and Canada has led to millions of dead trees which represent a substantial fire danger.
Answer the following statement true (T) or false (F)
True
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A soil that is 20% sand, 60% silt, and 20% clay is classified as
A) silt loam. B) clay loam. C) sandy clay loam. D) sandy clay.
What will be its temperature, specific humidity, and relative humidity in Yakima?
Take a parcel of air from the top of Mt. Rainier, at 4400 m (14,400 ft), and follow it down to Yakima, Washington, at 300 m (1000 ft). Assume that the initial conditions of the parcel of air are -10°C and 100% RH. What will be an ideal response?
A total fertility rate (TFR) of 2.1 will maintain a population at its current level. Australia's TFR is only 1.9, yet its population continues to grow, albeit at a modest 1.0%. How is this increase possible?
A. The increase is attributed to aborigine birth rates, which are not counted in the census. B. Annually more people emigrate than immigrate. C. Australia has a positive net migration rate. D. It is not possible, so the data must be wrong.
Nitrogen ( ) is
A) a key component of life, integrated into our bodies directly from the air. B) cycled through the environment via the activity of bacteria. C) a product of the radioactive decay of a form of potassium in the crust. D) now measured at 20.946% by volume in the homosphere.