Question

Which statement best describes a galaxy?
F: A cloud of gas that is the birthplace of stars
G: A system of billions of stars, gas, and dust held together by gravity
H: A ball of plasma that experiences nuclear fusion in its core
J: A mass of dust and ice that orbits a star in an elliptical pattern

Answer 1

Answer: G

Explanation: A galaxy is indeed a collection of stars, gas, and dust held together by gravity.

Answer 2

A galaxy is a  vast collection of dust, the gases, and billions of stars that are arranged in the solar system.

• A galaxy is held together by the force of gravity.

• Thus galaxy is a collection of stars and dust and matter that has a sun in its core like the milky galaxy.

Hence the option G is correct.

Learn more about the statement best describes a galaxy.

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