The statement; “The comet cools down and begins to glow brightly as a result of this decreased temperature.” is considered false. Study shows that comets can be seen because their comas and tails reflect the light from the sun or would usually glow as they absorb energy from the sun. Comets are provided with energy from the Sun , so its movement is always away from the Sun.
<span>The
Milky Way is a elliptical galaxy. Galaxy,
by definition, is an arrangement composing of stars, planets, gasses and
everything more that can be seen in the space. There are three types of
galaxies and they are elliptical, spiral and irregular. Spherical could be
applicable as elliptical if you got to choose only one on the choices above.
Example of spiral galaxy is the Milky Way galaxy where our Solar system is
currently located according to the scientists</span>