Which of the following is TRUE about Earth's atmosphere?
A) It is denser at higher altitudes.
B) It allows gamma rays and X-rays reach the surface.
C) The ozonosphere and ionosphere shield the surface from harmful radiation.
D) Variable gases are the dominant gases in the atmosphere.
C
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The maximum specific humidity of air at 20°C (68°F) is 15g. If a kilogram of air at 20°C (68°F) has a specific humidity of 7.5 g/kg, what is its relative humidity? Show your work
A. 30% B. 75% C. 50% D. 70%
A large-scale map represents a small portion of surface area at a high level of detail. Which fractional unit is NOT considered to be large-scale?
A) 1/10 B) 1/1,000 C) 1/10,000 D) 1/10,000,000
What are Rossby waves, how do they vary seasonally, and what sort of impact can they have on weather?
What will be an ideal response?
Bathymetry
What will be an ideal response?