
- •In order to flow an electric current must have a complete path or circuit from the generator back to the generator. When we press the switch on an electric lamp to turn out the light, we ...
- •It was a wise person who first said: "The only way we can judge the future is by the past." This one statement forms the core of the major argument for the study of...
- •It is not necessary to strike someone physically to be aggressive, an
- •88. In life there is nothing more unexpected that the arrivals and
- •It is not surprising that the rate of motion of the molecules in air and the speed of sound are related, from sound ...
- •Increasing humidity we feel ... A warmer b colder c drier d lighter
88. In life there is nothing more unexpected that the arrivals and
departures of pleasure. If we find it in one place today, it is vain to seek it there tomorrow. You cannot ...
A study it B know it again
C replace it D lay a trap for it
Sugar is a very tasty energy giving material. But foods rich in sugar do not provide enough of other needed nutrients, such as proteins, minerals, and vitamins. One danger in eating too much candy and cake is that...
A we sometimes gain weight from eating such foods B our appetites become satisfied though we lack all essential nutrients C other foods begin to taste bad by comparison D they produce more energy that we can use
The greatness of a person can only be determined by the test of history. No one is truly great who considered great ...
A only while living B only after death C by future generations D in the present
Maria Curie received the Nobel Prize in physics in 1903 and the Nobel Prize in chemistry in 1911. She was the first woman to receive a Nobel Prize and the first person to receive two Nobel Prizes. She was not barred from recognition because she was ...
A married C European
B wealthy D a woman
The basic engineering principles that Leonardo da Vinci used in the fifteenth century are still employed in modern air conditioning and in the transmission of waterpower. Equipment and methodology may become antiquated, but elementary principles are ...
A variable C ageless
B transient D dynamic
Church architecture changes slowly. People quickly adapt to new designs in housing, schools, and factories; but some people seem to think that church buildings must be...
A traditional C permanent
B religious D contemporary
It is not surprising that the rate of motion of the molecules in air and the speed of sound are related, from sound ...
A does not travel quickly B is a vibration of molecules C travels at an indeterminate speed D does not travel through water
We cannot hope to evolve any theory or system of education that will meet all the needs of genius. We are unable to produce genius, we are frequently unable to recognize it; and we have little knowledge of how to train it. Genius is...
A a law unto itself B relatively unimportant C available to everyone D a result of education
Although ancient Egyptian writing had been preserved for thousands of years, modern scholars were not able to read, it until after the French under Napoleon, invaded Egypt in 1798. While building some military installations of Rosetta, they uncovered a stone on which the same message was inscribed both in hieroglyphycs and in Greek. By the use of Greek as a key, after many hours of tedious effort, the hieroglyphics were ...
A deciphered C destroyed
B reburied D copied
It is said that a single word sometimes loses or wins an empire. The story is told that the seven candidates for the throne of ancient Persia agreed that he should be king whose horse neighed first. The house of Darius was first. If we accept this story as history, we could say that an empire can be won by...
A a general with the best horse B less than a house C a great orator D less that a single word
98. The exact nature of magnetic and electric forces is unknown, but we know that these forces are not affected by air. They act in exactly the same way ...
A in every instance C in air as in vacuum
B regardless of their magnitude D despite our efforts
99. Surely human affairs would be far happier if the power to be silent were the same as the power to speak. But experience more than sufficiently teaches that nothing is more difficult than to govern one's
A affairs B tongue
C offspring D mind
The speed with which a language is assimilated by the people of the world depends upon the wealth, strength and influence of...
A the largest seafaring nation B the nation that speaks it C those who wish to learn it D those who translate it into other languages
On December 19,1903, the Wrigth brothers made the first controlled flight in s power driven plane. On that day, their best flight lasted 59 seconds and went 259 meters. Less than 24 years later, on May 21, 1927 Charles Lindbergh made a solo fright from New York to Paris. Aviation has continued to advance at a surprising...
A cost C rate
B success D invention
Although a specific language may have many dialects, usually a person who speaks one dialect can easily learn to understand the others. It is however, more difficult to learn to speak a new dialect. In fact, the speech peculiarities acquired in childhood are so persistent that a skilled philologist can, by listening to people talk, tell
A that they know several regional dialects B how many years they went to school C the precise extent of their vocabulary D where they spent their childhood
Situated between the ports of Los Angeles and Seattle, San Francisco is the only good natural port for 1500 kilometres along the Pacific coast. Like the only hotel in a small town, it gets most of the business in the area because of the...
A efficiency of advertising B beauty of the scenery C superiority of service D absence of competitors
Benjamin Franklin wrote: "For want of a nail the shoe was lost; for want of a shoe the horse was lost; for want of a horse the rider was lost; for want of a rider the battle was lost. "This saying means that...
A ail little things are important B infantry ordinarily cannot defeat cavalry
C victory in battle depends upon communication among the ranks D important outcomes may be dependent upon little things
"Fixed stars" actually move in space, but the ancients who first saw and named them were unable to discern their...
A arrangement
B size C motion D light
A student once asked Diogenes what was the proper time to eat supper. Diogenes answered:" If you are rich, whenever you please; if you are poor, whenever you...
A cook C can
B please D work
Civil engineers who are designing bridges, dams and other public works have to make many tedious computations. Electronic computation relieves the engineer of much uncreative work because the computer performs simple arithmetic at very high speed. The time saved is financially important because the engineer can use that time for designing other public works that insure more
A accurate computations B engineering graduates C profit for the firm D competition in the field
A few minutes spent in conversation with a bore may seem like hours, whereas hours spent reading an interesting book may speed swiftly by. In childhood the days seem infinitely long, but in later years, the weeks are much too short. Time doesn't seem to pass.
A but stands still B too slowly C at a constant rate D at an irregular pace
At low temperatures the body loses heat directly to the air. Damp
air facilitates this loss; Hence, with a constant low temperature and
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