Earth is tilted at an angle of 23.5 with respect to the plane of its orbit around the Sun. If the amount of tilt were increased to 40, we would expect in middle latitudes
a. hotter summers and colder winters than at present.
b. cooler summers and milder winters than at present.
c. hotter summers and milder winters than at present.
d. cooler summers and colder winters than at present.
e. no appreciable change from present conditions.
Question 2
Using sprinklers to prevent crop damage from cold air works best when
a. the air is fairly humid.
b. the air is fairly dry.
c. the air is dry and hot.
d. the air is dry and cold.
e. its over 30 degrees Celsius.
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Earth’s history is divided into nested sets of time--eons, eras, periods, and epochs--and is called
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