The Hubble relationship shows a proportionality between the distance to a galaxy and the:
A) width of the 21-cm radio emission line from hydrogen.
B) parallax angle change of the galaxy as Earth moves through 1 year.
C) angular diameter of the galaxy as seen from Earth.
D) overall redshift of a galaxy's spectrum.
Correct Answer:
Verified
Q40: Maser light in distant galaxies can be
Q41: Parallax and masers are two techniques for
Q42: Scattering by interstellar dust can affect the
Q43: The discovery of the expanding universe began
Q44: Which of the following did Edwin Hubble
Q46: The Hubble law describes how two properties
Q47: The Hubble law, representing observations of distant
Q48: What method is used to determine the
Q49: Even though the Hubble law for galactic
Q50: What does the Hubble law tell us,
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