7. With the use of the Hubble Space Telescope, scientists recently discovered a giant runaway star. It is 90 times larger than the sun and is very hot and blue-white in color. Why does the sun appear to be brighter than this runaway star when viewed from Earth?
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1 point
The sun is a different color than the runaway star.
The sun is older than the runaway star.
The sun is closer to Earth than the runaway star.
The sun is made of different elements than the runaway star.