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Author Question: The stability of clusters of galaxies suggests that there is between 10 and 100 times as much dark ... (Read 45 times)

ishan

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on: Jul 27, 2018
The stability of clusters of galaxies suggests that there is between 10 and 100 times as much dark matter as visible in the galaxies.
 
  Indicate whether the statement is true or false

Question 2

How is Einstein's famous equation, E = mc2, important in understanding the Sun?
 
  A) The Sun has a magnetic field strong enough to influence the atmospheres of the planets.
  B) The Sun's surface temperature is about 6,000 Celsius.
  C) The Sun is extremely massive.
  D) The Sun generates energy to shine by losing 4 million tons of mass each second.


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adammoses97

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Reply #1 on: Jul 27, 2018
Answer to Question 1

TRUE

Answer to Question 2

D


ishan

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Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

Dominic

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Reply 3 on: Yesterday
Wow, this really help

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Part of the Hubble Ultra-Deep Field image showing a typical section of space containing galaxies int Part of the Hubble Ultra-Deep Field image showing a typical section of space containing galaxies int
The first dark spot observed on Uranus. Image obtained by the HST ACS in 2006. The first dark spot observed on Uranus. Image obtained by the HST ACS in 2006.
Spiral Galaxies (Nearly Face-on Views) Spiral Galaxies (Nearly Face-on Views)
Barred Spiral Galaxies Barred Spiral Galaxies
Fear of dark Fear of dark
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