1. The flatter a hair appears under a microscope, _____ wavier it is.

2. Many of the Zuni people in the southwestern United States earn their livelihoods and achieve _____ as professional artists.

3. _____ was the first fully successful transatlantic cable finally laid.

4. _____ in the latter part of the fifteenth century as a substitute for richly embroidered tapestries.

5. The kettledrum produces different tones depending on whether _____ with sticks that have felt or sponge heads.

6. _____ as 2500 B.C., the Egyptians used mirrors made of highly polished metal.

7. _____ social crusade aroused Elizabeth Williams’enthusiasm more than the expansion of educational facilities for immigrants to the United States.

8. _____ are not leached out of soil, reclamation procedures are needed to restore the land’s productivity.

9. As resident of New Mexico, Dennis Chavez _____ to the House of Representatives in 1930 and to the Senate in1938.

10. With x – ray microscopes scientists can see through live insects _____ even through solid pieces of metal.

11. Thyme, _____ , yields a medicinal oil containing thymol.

12. _____ telescopes of the 1600’s magnified objects thirtythree times their original size.

13. The recent discovery of a novel by Harriet Wilson, published in 1859, _____ a landmark in Black American literature.

14. _____ time and labor, cartoonists generally draw the hands of their characters with only three fingers and a thumb.

15. _____ a bicameral, or two-chamber parliament