Reading for Understanding Three #50B

Thelma Thurstone The McGraw-Hill Companies, Inc.


  1. The science of extracting metals from their ores and preparing them for use is called metallurgy. The people of ancient China and Egypt cast pure gold into ornaments. Many primitive tribes found metals such as copper and made them into useful tools. Today, the science of metallurgy is highly specialized because of the many uses we have found for metals. The beginnings of the science, however, are
  2. Your answer:

  3. A thief who wished to rob a house wanted to divert the attention of the watchdog. The thief threw a piece of meat to the dog, hoping that the dog would eat the meat instead of barking to warn the household. The dog refused the offer of food and alerted the household. Taking a lesson from the dog, a wise person should beware of
  4. Your answer:
    barking dogs.
    locked doors.
    genuine friendship.

  5. In the selection of a site for a new plant, industries interested in economy consider transport facilities, tax rates, and the availability of electricity and waterpower since all of these factors affect
  6. Your answer:
    minimum wages.
    production costs.
    the market value of the product.
    the availabilitiy of raw materials.

  7. In the caterpillar stage, the gypsy moth destroys thousands of acres of trees every year. A female gypsy moth produces about eight millionths of a gram of a chemical substance that can attract more than a billion male moths. Scientists have synthesized the substance to attract male gypsy moths into traps to die. In this way, moth reproduction is decreased and
  8. Your answer:
    many trees are saved.
    no moths are harmed.
    only harmless moths reproduce.
    the female moth is killed.

  9. Most organiations follow the rules of parliamentary law in conducting their meetings. One of the general rules is that only one principal motion may be considered at a time. Even though one question is being discussed, a group must consider any of the following motions or questions proposed: to adjourn, to table the question, to recess, questions of privilege, and the preceding question. None of these five questions may be debated. They must be
  10. Your answer:
    voted upon.

  11. Before the days of electric shavers or even of safety razors, straight razors were used for shaving. Two actors once came upon a man using such a razor in a completely dark room. They could hardly believe what they saw when they turned on the light, but the mystery was solved when they learned that the man was a
  12. Your answer:
    blind pianist.
    foreign visitor.
    sword swallower.
    knife grinder.

  13. We are frequently mistaken in thinking things the same that differ in some major aspect. Absolute identities are
  14. Your answer:
    well known.

  15. When supplies of basic commodities become scarce, governments impose rationing to see that everyone receives a fair share of the necessary items. Rationing is seldom used except in wartime. Rationing serves two purposes: to conserve materials important to the war effort and to control the distribution of food and other goods in the interests of a strong economy and of maintaining morale. Rationing controls are applied only to goods that are already in short supply or that
  16. Your answer:
    are luxuries.
    are abundant.
    soon will be.
    the country produces.

  17. The Order of the Garter is the highest and perhaps the oldest order of knighthood in Great Britain. One of the insignia of the order is a blue velvet garter that, on ceremonial occasions, is worn just below the knee of the left leg. The number of knights in the order is small, and the election to the order carries
  18. Your answer:
    certain danger.
    large prizes.
    heavy responsibility.
    great distinction.

  19. As the stones cannot be trained to rise rather than fall, so nothing that exists by nature can form a habit contrary to its nature. Thus, it is neither by nature, nor contrary to nature, that virtue arises in us, but rather through habit that we make it a part of us. It is the case then that we are not born virtuous, but rather become so
  20. Your answer:
    because it is our natural instinct.
    primarily by avoiding bad company.
    in spite of our real nature.
    by habitually performing virtuous acts.

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