A major comet or meteorite impact occurred in Mexico at the time boundary between the ________.
A. Pleistocene and Pliocene
B. Pliocene and Miocene
C. Cretaceous and Tertiary
D. Precambrian and Cambrian
E. Jurassic and Cretaceous
Answer: C
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Judge the following sentence according to the criteria given below: A tidal bore is a true tidal wave BECAUSE it is a wave created by the tides
A) The assertion and the reason are both correct, and the reason is valid. B) The assertion and the reason are both correct, but the reason is invalid. C) The assertion is correct, but the reason is incorrect. D) The assertion is incorrect, but the reason is correct. E) Both the assertion and the reason are incorrect.
“Sprawl” is defined as
a. increased resource extraction from rural areas. b. creating more livable cities. c. the spread of low-density development outward from an urban center. d. the spread of high-density development outward from an urban center.
Fats and oils are
A. proteins. B. nucleic acids. C. lipids. D. carbohydrates.
The three components of the fire triangle are fuel, heat, and _______________
Fill in the blank with correct word.