Suppose yesterday morning you noticed ice crystals (frost) on the grass, yet the minimum temperature reported in the newspaper was only 35F. The most likely reason for this apparent discrepancy is that
a. temperature readings are taken in instrument shelters more than 5 feet above the ground.
b. the thermometer was in error.
c. the newspaper reported the wrong temperature.
d. the thermometer was read before the minimum temperature was reached for that day.
e. the thermometer was read incorrectly.
Question 2
In clear weather, the air next to the ground is usually ____ than the air above during the night and ____ than the air above during the day.
a. hotter; more humid
b. colder; less humid
c. warmer; colder
d. warmer; warmer
e. colder; warmer
NaCl crystals dissolving in water
Frost wedging
Average Global Temperature Rise over the Past Century
Cycles of Air Temperature
Calculate KP for the following reactions at the indicated temperature.
Suppose a country imports televisions. The country's supply and demand curves are shown in ...