Land surface temperature (LST) is
A) often much cooler than air temperature due to vegetation cover.
B) measured using a ground network of at least one station per 250,000 km2 across the globe.
C) highest in areas with high albedo and dense cloud cover.
D) a measure of the heating of the land surface and is distinct from air temperature.
Question 2
Which of the following is NOT true of the freezing point of water?
A) There is a single freezing point, 0C (32F).
B) Freezing point varies with volume and atmospheric conditions.
C) Purity of water can influence freezing point.
D) Freezing point ranges from 0C to -40C (32F to -40F).
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