Ocean dumping
A. kills tens of thousands of fur seals each year.
B. has been self-regulated by industry and is no longer a problem.
C. is a minor problem because the beaches are regularly cleaned.
D. is still a problem with cruise ships but not with the fishing industry.
Answer: A
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Geographers define overpopulation as
A) too many people in the world. B) too many people compared to environmental capacity. C) too many people in a region. D) All of these answers are correct.
The temperature of rising air at a given level inside a cumulus cloud is normally warmer than the air around the cloud
a. True b. False
If a developer wants to build a community on an estuary, providing jobs but eliminating the marsh, what should be done?
a. Let the developer build; we need the jobs. b. Let the developer build, but make him/her pay for any damage from storms. c. Let the surrounding landowners vote on whether to let the developer build. d. Prevent the development; the potential damage is too great.
In order for an atom to substitute for dominant atoms in a crystal structure, and therefore alter its color, what must occur?
A) The atom must be similar in size to the crystal's atoms. B) The atom must have the same charge as the crystal's atoms. C) The atom must be close in electronegativity values to the crystal's atoms. D) The atoms must be close to each other on the periodic table of elements.