Which of the following statements best describes how this object may have formed?
A. material accumulated into a sphere because of gravity, and underwent nuclear fusion of hydrogen
B. a high-temperature star, formed by nuclear fusion
C. a supernova explosion, probably from the late-stage evolution of a high-mass star
D. accumulation of mass from an interstellar cloud with pockets of high-mass material becoming stars
Answer: D
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Turn your stereo to soft classical music Set study goals to be reached at each session Change all lightbulbs to incandescent bulbs with less than 60 watts Select a study partner with similar study habits
Which of the following is NOT true about acid precipitation?
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Which of the following does not result in an increase in HDL?
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The U.S. Bureau of the Census has created a method of measuring the functional area of a city, known as:
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