4. It takes light from the Sun approximately 8.19 minutes to reach Earth, while it takes
light from the star Ross 154 approximately 10 years to reach Earth. Why does it take
Ross 154's light so much longer to reach the Earth?
The mass of Ross 154 is much larger than the Sun
The Sun has a much higher luminosity than Ross 154
Ross 154 is much farther away from the Earth than the Sun
The Sun has a higher temperature than Ross 154
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4. It takes light from the Sun approximately 8.19 minutes to reach Earth, while it takes
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