All of the following contribute to high levels of air pollution in countries like China and India EXCEPT
A. they have large cities.
B. the pollution from vehicles is poorly regulated.
C. the pollution by industry is poorly regulated.
D. poor people use wood and dung to cook and heat homes.
Answer: A
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Which of the following is an example of quantitative data?
A) A physical geographer sketching the general appearance of a landscape B) A physical geographer describing the shape of rock fragments C) A physical geographer measuring the total rainfall from a storm D) A physical geographer observing that the clouds are flat and blanket-like
Increasing the amount of trade to a culture decreases cultural isolation and increases
A) economic self-sufficiency. B) cultural dependency. C) dependency on the local environment. D) economic possibilities.
What is natural sand blasting by sand grains called?
a. abrasion b. bump and grind c. desertification d. wearing e. deterioration
Some students on a biology field trip were sitting around watching honeybees. Some of the students noticed that bees spent more time on some flowers than on other flowers. As they talked about this behavior, the students offered various explanations
Some thought that the bees were avoiding predators on some flowers, while other students suggested that some flowers may have sweeter nectar. These speculations about bee behavior are examples of ________. A) data B) bias C) hypotheses D) theories