The strength of concrete depends on the _____.
a. percentage of sand in the mix
b. water-cement ratio
c. type of cement used
d. mixing time
b. water-cement ratio
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Cultural pluralists like Horace Kallen and Randolph Bourne generally advocated that
A. Spanish and German should be recognized as official languages of the United States along with English. B. "one hundred percent Americanization" of all Southern and Eastern European immigrants was necessary for America to retain its democratic and cosmopolitan culture. C. immigrants to the United States could and should remain politically loyal to their original nations. D. immigrants should be able to retain their traditional cultures rather than blend into a single American melting pot. E. the full-fledged preservation of ethnic identity and cross-fertilization among immigrants were both unhealthy and dangerous cultural trends that threatened to the long-term health and democratic nature of America.
What disease has been attributed to asbestos exposure? A) Glaucoma B) Influenza
A) Glaucoma B) Influenza C) Appendicitis D) Mesothelioma
When insulin was first used as a medicine, it was harvested from the pancreases of:
a. frogs c. mice b. pigs d. chickens
? During hearings in 1974, the House Judiciary Committee adopted impeachment articles charging President Nixon with
A. accepting bribes. B. obstruction of the administration of justice. C. abusing the powers of his office. D. contempt of Congress. E. breaking and entering.