Which of the following was the largest project ever undertaken my the U.S. government?
A) the welfare state
B) the Federal Interstate Highway System
C) Hoover Dam
D) the system of airports in the U.S.
E) public transportation
B
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Which federal agency manages U.S. public lands and is responsible for land that is used primarily for grazing, mining, and oil and gas extraction, mostly in the western states?
A. U.S. Forest Service B. U.S. Fish and Wildlife Service C. National Wildlife Refuge System D. National Park System E. Bureau of Land Management
The scientific spirit is based upon
A) hypotheses of well-known philosophers. B) honesty and trust. C) consensus in the scientific community. D) experimentation.
The use of nuclear power throughout the world is generally
A) uneven, ranging from 0 to 74%, depending on the country. B) uneven, ranging from 3 to 22% in different countries around the world. C) consistent, with most developed countries generating most of the electricity with nuclear power. D) steadily declining, with most countries planning on phasing out their nuclear plants.
Plate-tectonic processes on earth have been active for at least
A. 57 million years. B. 200 million years. C. 3 billion years. D. 500 million years.