The recorded air temperature the night after a heavy snowfall is much lower than the previous night despite a similar air mass being in place for both nights. What is the best explanation for this change in air temperature?
A. Snow is a poor conductor of heat.
B. Snow is a poor reflector of heat.
C. Snow is a poor radiator of heat.
D. Snow has a low albedo.
Answer: A
You might also like to view...
The force that binds atoms together to form molecules is
A. electric. B. gravitational. C. nuclear. D. centripetal.
In Latin America from 1600 to 1900 the vast majority of families lived on farms, people were very poor, and many were malnourished. The next stage of demographic transition should be followed by a period where ________
A) improved economic conditions relieve food shortages, health care and the death rate declines B) population growth rates declined as people lived longer and were more wealthy, well-nourished and educated C) the population stabilizes and the movement toward zero population growth continues D) clean water, less disease, and higher literacy contributed to lower birth rates E) yellow fever and malaria are widespread and the survival ages is less than 30 years old
Which category of toxic chemical has an acute response that includes death?
A. neurotoxin B. carcinogen C. teratogen D. mutagen
Hurricanes develop most often in the late summer when ocean waters have reached what temperature?
A) 70°F B) 100°F C) 50 °F D) 80°F E) 60°F