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
You might also like to view...
What activity should you complete prior to beginning any study session?
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
The U.S. Bureau of the Census has created a method of measuring the functional area of a city, known as:
A) the city-state B) the megalopolis C) the metropolitan statistical area D) the metropolitan influence zone E) the functional city limit
Which of the following is NOT true about acid precipitation?
A) It kills the flora and fauna in lakes. B) It injures plants by depriving them of nutrients on land. C) It corrodes marble and limestone buildings. D) It converts CFCs to acid. E) It has had the highest concentrations in the eastern states of the United States.
Which of the following does not result in an increase in HDL?
A) exercise B) pregnancy C) weight loss D) None, they all result in an increase in HDL.