The Encyclopedia Americana, Volume 7Grolier, 1989 - Encyclopedias and dictionaries |
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Page 71
... temperature of the coldest month . ( The mean temperature is the average of all the daily temperatures . ) If the cold- est month has a mean temperature higher than 64 ° F ( 18 ° C ) -the ideal temperature for comfort - the climate is ...
... temperature of the coldest month . ( The mean temperature is the average of all the daily temperatures . ) If the cold- est month has a mean temperature higher than 64 ° F ( 18 ° C ) -the ideal temperature for comfort - the climate is ...
Page 72
... temperature de- crease is less than the average annual poleward decrease in temperature because of the extra hours of sunshine ; summer days are longer at the higher latitudes than they are at the equator . They in- crease from 12 hours ...
... temperature de- crease is less than the average annual poleward decrease in temperature because of the extra hours of sunshine ; summer days are longer at the higher latitudes than they are at the equator . They in- crease from 12 hours ...
Page 78
... temperature of water surfaces varies much less than the temperature of land surfaces . Because of the differences in the ways that water and land absorb and reflect light , the oceans act as the world's great thermostats . Temperatures ...
... temperature of water surfaces varies much less than the temperature of land surfaces . Because of the differences in the ways that water and land absorb and reflect light , the oceans act as the world's great thermostats . Temperatures ...
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