Wind-blown sand may sculpt isolated pebbles, cobbles, or boulders into ________.
A. ventifacts
B. sand dunes
C. desert road
D. desert pavement
E. desert varnish
Answer: A
Environmental & Atmospheric Sciences
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Temperature is mainly affected by the
A. molecular motion in a substance. B. amount of a substance. C. both of these D. none of the above
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The formation of a glycoside from a sugar is an which of the following reactions?
A) condensation B) hydrolysis C) reduction D) oxidation
Environmental & Atmospheric Sciences
Globally, almost 80% of all primary energy for today's economies comes from ________
A) fossil fuels B) hydropower installations C) biofuels D) nuclear power E) solar, wind, and ocean tides and waves
Environmental & Atmospheric Sciences
Which of the following is NOT a form of remote sensing?
A) Aerial photography B) Color infrared photography C) Radar D) Thermal infrared imaging E) Measurement by thermometer
Environmental & Atmospheric Sciences