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
Jan-Dec Global Mean Temperature Over Land and Ocean
Dew point/temperature relationships in (a) unsaturated air and saturated air (b and c).
Predicted Temperature Trends Through the 21st Century
Cycles of Air Temperature
Temperature Scales
Atmospheric properties include temperature, pressure, and humidity