The "light travel time distance" measures...
A) the distance light travels in one year.
B) how far the light from a galaxy would have traveled if the Universe was not expanding.
C) the amount of time the sunlight takes to reach Earth.
D) All of these choices are correct.
Correct Answer:
Verified
Q16: What do astronomers infer from the motion
Q17: What evidence do astronomers have that the
Q18: The light travel time distance to the
Q19: If the Universe had _, that would
Q20: Olbers paradox asks...
A) Why isn't the night
Q22: The Big Bang refers to...
A) the creation
Q23: The cosmic microwave background (CMB) radiation is...
A)
Q24: The cosmic background radiation has a low
Q25: The _ is determined by the distance
Q26: Recent measurements of the variations of the
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