Recall that Hubble's law is written v = H₀d, where v is the recession velocity of a galaxy located a distance d away from us, and H₀ is Hubble's constant. Suppose H₀ = 20 km/s/Mly. How fast would a galaxy 1000 Mly distant be receding from us?
A) 20 km/s
B) 20 Mly/s
C) 20,000 km/s
D) 50 km/s
E) 0.20 times the speed of light
Correct Answer:
Verified
Q2: Which of the following processes slowed the
Q9: Which of the following types of protogalactic
Q23: Which of the following is a consequence
Q31: What makes white-dwarf supernovae very good standard
Q32: What is the most accurate way to
Q33: Dr. X believes that the Hubble constant
Q36: Based on current estimates of the value
Q37: Scale the Milky Way down to the
Q38: I observe a galaxy that is 100
Q39: How do observations of galaxies at different
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents