Which of the following statements best describes how this object may have formed?

A. Material accumulated into a sphere because of gravity, and it underwent nuclear fusion of hydrogen.
B. A supernova exploded, probably from the late-stage evolution of a high-mass star.
C. A star ejected its outer envelope of gas and plasma.
D. Interstellar gas and dust accumulated due to gravity. Some pockets had enough mass to cause star formation.


Answer: D

Environmental & Atmospheric Sciences

You might also like to view...

This wave-cut platform indicates



A) a rise of sea level relative to the land.
B) a lowering of sea level relative to the land.
C) movement of a large thrust fault.
D) scouring of the land surface by a tsunami.

Environmental & Atmospheric Sciences

What is a GIS and what are some of its uses?

What will be an ideal response?

Environmental & Atmospheric Sciences

Which characteristic distinguishes most dinoflagellates from diatoms and coccolithophores?

a. frustule b. auxospore c. flagella d. cilia e. coccoliths

Environmental & Atmospheric Sciences

Debris avalanches tend to occur on steep slopes

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences