Which answer best states the current scientific position about global warming?
A. There is no problem?it's a hoax.
B. There is no need to worry. The projected change in temperature is no more than we experience on any given day.
C. The problem is the potential rise in average global temperature.
D. The problem is the quick rate of change in average global temperature.
E. The problem is the slow rate of change in average global temperature.
Answer: D
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What is the primary difference on how we dispose of solid, liquid, and gas waste?
A) Solid waste disposal is unique in that it is concentrated and buried in landfills. B) Liquid and gas are put in special containers before they are buried in landfills. C) Liquids and gases are always made chemically inert before release into the environment. D) Landfills for liquids are put in special liquid-containing landfills, and gas is released into the atmosphere. E) Gas and liquid wastes are converted to a solid and then mixed with the solid waste.
Endemic species _____
A) are generalist organisms B) cause disease C) are invasive species that cause extinction D) are found only in one place on the planet
In A.D. 70 Jerusalem was destroyed by
A. Romans B. Greeks C. Arabs D. Babylonians
Turbulent flow in a stream is likely to be least in