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Question 1 of 40
1. Question
1. Wind motion can be observed in the mesosphere by _____ the trails of meteors passing through it.
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Question 2 of 40
2. Question
Thomas Edison’s first patented invention was a device_____ in Congress.
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Question 3 of 40
3. Question
3. Clara Bow, a popular actress in the 1920’s, retired _____ she was unable to make the transition from silent films to sound films
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Question 4 of 40
4. Question
Built in 1882, the Kinzua Viaduct in Mckean County, Pennsylvania, is open only to those visitors _____ are able to walk its 2,058 – foot length.
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Question 5 of 40
5. Question
A bridge must be strong enough to support its own weight _____ the weight of the people and vehicles that use it.
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Question 6 of 40
6. Question
The swallows of Capistrano are famous _____ to the same nests in California each spring.
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Question 7 of 40
7. Question
In the fourteenth century, _____ that glass coated with silver nitrate would turn yellow when fired in an oven.
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Question 8 of 40
8. Question
_____ recurring fear is out of proportion to any real danger, it is called a phobia.
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Question 9 of 40
9. Question
9. Many modern photographers attempt to manipulate elements of photography other _____ in their photographs
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Question 10 of 40
10. Question
For any adhesive to make a really strong bond, _____ to be glued must be absolutely clean and free from moisture or grease.
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Question 11 of 40
11. Question
Although still underwater, Loihi Seamount, the newest Hawaiian island, _____ closer to the surface by frequent volcanic eruptions that add layers of lava to the island.
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Question 12 of 40
12. Question
_____ unstable and explodes as a supernova is not known.
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Question 13 of 40
13. Question
Not until linoleum was invented in 1860 _____ hard – wearing, easy – to – clean flooring.
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Question 14 of 40
14. Question
Oceans continually lose by evaporation much of the river water _____.
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Question 15 of 40
15. Question
Oceans continually lose by evaporation much of the river water _____.
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Question 16 of 40
16. Question
Because of it consists only of a relatively short strand of DNA protected by a shell of protein, a virus cannot eat or reproduce by itself.
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Question 17 of 40
17. Question
17. The oxygen in the air we breathe has no tasted, smell, or color.
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Question 18 of 40
18. Question
In 1977 Kathleen Battle was hired by the New York Metropolitan Opera, Where her became the star soprano.
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Question 19 of 40
19. Question
The aardvark is a mammal that burrows into the ground to catches ants and termites.
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Question 20 of 40
20. Question
Because of the availability of trucks and easy access to modern highways, the locate of farms has become relatively unimportant with respect to their distance from markets.
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Question 21 of 40
21. Question
The homes created by the legendary architect Frank Lloyd Wright are still viewed as uniquely, innovative, and valuable.
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Question 22 of 40
22. Question
22. Geologists find it useful to identification fossils in a rock sample because certain assemblages of species are characteristic of specific geologic time periods
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Question 23 of 40
23. Question
Many poets enhance their work by creating a contrast among realism and symbolism in a given poem.
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Many poets enhance their work by creating a contrast among realism and symbolism in a given poem.
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Question 24 of 40
24. Question
Most countries depend to few extent on cereal imports to augment their own crops.
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Question 25 of 40
25. Question
The fragrant leaves of the laurel plant to sell commercially as bay leaves and are used for seasoning foods.
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Question 26 of 40
26. Question
When contented, and occasionally when hunger, cats frequently make a purring sound.
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Question 27 of 40
27. Question
The evolution of fishes is a history of constant adaptation to new possibilities, and a refined of these adaptations.
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Question 28 of 40
28. Question
In 1991 Antonia Novello, the United States Surgeon General launchedseveral programs to address particular problem that young people have.
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Question 29 of 40
29. Question
Some psychologists believe that those who are encouraged to be independent, responsible,and competent in childhood are likely more than others to become motivated to achieve.
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Question 30 of 40
30. Question
The central purpose of management is for making every action or decision help achieve a carefully chosen goal.
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Question 31 of 40
31. Question
As a poetry Nikki Giovanni makes effective use of jazz and blues rhythms.
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Question 32 of 40
32. Question
Unlike wood, paper, and fabric, which tendency to disintegrate after being buried for many years, ceramics and glassware although easily broken, survive well in the ground.
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Question 33 of 40
33. Question
Margaret Mead achieved world famousthrough her studies of child – rearing, personality, and culture.
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Question 34 of 40
34. Question
The discovery of the antibiotic penicillin in 1928 has not produced antibiotics useful for the treatment of infectious diseases until 1940.
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Question 35 of 40
35. Question
In the United State, the Cabinet consist of a group of advisers, each of whom is chosen by the President to head an executive department of the government.
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Question 36 of 40
36. Question
36. Colleges in the newly formed United States, in recovering from the adverse effects of the American Revolution, inaugurated a broad curriculum in response of social demands
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Question 37 of 40
37. Question
Humus is formed during soil microorganisms decompose animal and plant material into elements usable by plants.
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Question 38 of 40
38. Question
Ozone is an unstable faintly bluish gas that is the most chemical active form of oxygen.
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Question 39 of 40
39. Question
The development of professional sports in the United States dates back to nineteenth century.
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Question 40 of 40
40. Question
Long before his death, John Dewey saw his philosophy have a profound influences on education and thought in the United States and elsewhere.