What common rockfall feature is pictured at the base of this cliff at Devil's Postpile National Monument in the image shown above?
A. Debris flow
B. Rockslide
C. Talus slope
D. Alluvial fan
Answer: C
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Isobaric maps
A) tell us nothing about winds. B) show the Coriolis force. C) indicate the direction and magnitude of the pressure gradient force. D) give the sea-level pressure adjusted for altitude differences across the represented region. E) all of the above
A 46° halo results instead of a 22° halo when:
A) light passes through the side of an ice crystal but exits through the base or the top. B) light reflects off of the side of ice crystals rather than passing through them. C) light passes through the side of an ice crystal and exits through the opposite side. D) light is refracted by liquid water droplets rather than frozen ice crystals.
The amount of water vapor in the air at a time and place is called ____
a. capacity b. the saturation deficit c. humidity d. the precipitation potential e. transpiration
Which of the following organisms is a primary producer?
A. grass B. decomposer C. grasshoppers D. fungi