menu-iconExamlexExamLexServices

Discover

Ask a Question
  1. All Topics
  2. Topic
    Physics & Astronomy
  3. Study Set
    Astronomy The Solar System
  4. Exam
    Exam 21: The Expanding Universe
  5. Question
    What Would You Predict for the Recession Velocity of a Galaxy
Solved

What Would You Predict for the Recession Velocity of a Galaxy

Question 1

Question 1

Multiple Choice

What would you predict for the recession velocity of a galaxy whose distance (measured with the help of Type Ia supernovae) is 42 Mpc? Note that the Hubble constant has a value of
70 km/s/Mpc.


A) 2,940 km/s
B) 1.42 km/s
C) 205,800 km/s
D) 25,000 km/s
E) 386 km/s

Correct Answer:

verifed

Verified

Related Questions

Q2: Where in the universe did the Big

Q3: The high temperature and density of the

Q4: If we "reverse" Hubble expansion, we see

Q5: Which three elements were generated during the

Q6: Hubble originally estimated the "Hubble constant" to

Q7: Redshift z = v<sub>r</sub>/c, where v<sub>r</sub>

Q8: The COBE microwave map shown in the

Q9: If the wavelength of the background radiation

Q10: That "the physical laws and the properties

Q11: An implication of the cosmological principle is

Examlex

ExamLex

About UsContact UsPerks CenterHomeschoolingTest Prep

Work With Us

Campus RepresentativeInfluencers

Links

FaqPricingChrome Extension

Download The App

Get App StoreGet Google Play

Policies

Privacy PolicyTerms of ServiceHonor CodeCommunity Guidelines

Scan To Download

qr-code

Copyright © (2025) ExamLex LLC.

Privacy PolicyTerms Of ServiceHonor CodeCommunity Guidelines