What is the average global sea-surface temperature?
a. ~5o C
b. ~10o C
c. ~17o C
d. ~22o C
Ans: c. ~17o C
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During which of the following afternoon weather conditions do the greatest temperature differences occur between surface air and the air several metres above surface?
A. cloudy, windy B. clear, windy C. cloudy, calm D. clear, calm
Finnish and Estonian are Dravidian languages
Indicate whether the statement is true or false.
Permafrost lies beneath ____ percent of the land surface on Earth
A)0 B)10 C)20 D)40 E)50
After waking up this morning and looking out your window, you observe numerous thin, wispy clouds (cirrus clouds) in an otherwise sunny sky. What can you conclude about the position of frontal systems relative to your location?
A. You are located ahead of an approaching warm front. B. You are located beneath an occluded front. C. You are located between a warm and a cold front. D. You are located behind a cold front.