About how many calories are required to convert 2 g of ice at 0°C to water vapor at 50°C ?
A. 670
B. 2768
C. 160
D. 1180
E. 1340
Answer: E
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How does the latent heat of evaporation (and its equivalent, the latent heat of condensation) moderate climate?
a) It retards the formation of ice, keeping the oceans warmer. b) By absorbing energy on evaporation and releasing it on condensation, it keeps water cool when the air is hot and warm when the air is cool. c) The endothermic reaction does not allow salt to build up past a certain concentration. d) The latent heat helps generate winds, which help keep the oceans cool when the air is hot. e) It gives water a higher heat capacity, which allows it to stay cool when the air is warm and warm when the air is cool.
Thermals are created by the lifting mechanism known as ________
Fill in the blank(s) with correct word
What do the three ingredients of sedimentary-rock texture include?
A) the mineralogy of the grains B) the rounding of the grains C) the dominant grain size D) the degree of sorting, rounding of grains, and dominant grain size
The magnitude of a natural disaster is directly proportional to the frequency of the event
a. True b. False