If a galaxy is 9.0 Mpc away from Earth and recedes at 488 km/s, what is H0 (in km/s/Mpc)?  km/s/Mpc What is the Hubble time (in yr)?  years How old (in yr) would the universe be, assuming space-time is flat and the expansion of the universe has not been accelerating?   How would acceleration change your answer? A.If the expansion of the Universe has been accelerating, the Universe could be substantially younger than the value entered above. BIf the expansion of the Universe has been accelerating, the Universe could be substantially older than the value entered above.

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If a galaxy is 9.0 Mpc away from Earth and recedes at 488 km/s, what is H0 (in km/s/Mpc)?
 km/s/Mpc
What is the Hubble time (in yr)?
 years
How old (in yr) would the universe be, assuming space-time is flat and the expansion of the universe has not been accelerating?
 
How would acceleration change your answer?
A.If the expansion of the Universe has been accelerating, the Universe could be substantially younger than the value entered above.
BIf the expansion of the Universe has been accelerating, the Universe could be substantially older than the value entered above.    
If a galaxy is 9.0 Mpc away from Earth and recedes at 488 km/s, what is H, (in km/s/Mpc)?
| km/s/Mpc
What is the Hubble time (in yr)?
| years
How old (in yr) would the universe be, assuming space-time is flat and the expansion of the universe has not been accelerating?
years
How would acceleration change your answer?
O If the expansion of the Universe has been accelerating, the Universe could be substantially younger than the value entered above.
O If the expansion of the Universe has been accelerating, the Universe could be substantially older than the value entered above.
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Transcribed Image Text:If a galaxy is 9.0 Mpc away from Earth and recedes at 488 km/s, what is H, (in km/s/Mpc)? | km/s/Mpc What is the Hubble time (in yr)? | years How old (in yr) would the universe be, assuming space-time is flat and the expansion of the universe has not been accelerating? years How would acceleration change your answer? O If the expansion of the Universe has been accelerating, the Universe could be substantially younger than the value entered above. O If the expansion of the Universe has been accelerating, the Universe could be substantially older than the value entered above. Need Help? Read It Submit Answer
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