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Explain the difference between "dark matter" and "dark energy". Be Specific!

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Related textbook solutions

Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

Related questions

which of the following best sums up current scientific thinking about the nature of dark energy?

(a) Most dark matter probably consists of weakly interacting particles of a type that we have not yet identified.

(b) Dark matter consists of 90% of neutrinos and 10% of WIMPs.

(c) There is no longer any doubt that dark matter is made mostly of WIMPs.

(d) Dark matter probably does not really exist, and rather indicates a fundamental problem in our understanding of gravity.

Which of the following explains best summarizes the dark matter?

  1. The matter that is identified by its gravitational properties only, not by observation through any electromagnetic wave in the spectrum.

  2. The matter found in the darker areas of the universe where nothing can be seen.

  3. The matter, that is made up of black holes

      1. Ā 

One side of our asteroid is constantly illuminated by the Sun whilethe
other side remains in the dark. Do you expect there to be atemperature
difference between the light and dark sides? Explain why or whynot? If
the two sides are at different temperatures, how might heattransfer from
on side to the other? Note that our asteroid does not have enoughgravity
to hold an atmosphere

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