Science

posted by .

Why is dark matter and dark energy reffered to as dark?

  • Science -

    Please Help Me????

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Cosmology

    In order from earlier to later times, the dominant components of our universe have been: * dark energy, matter, then radiation * dark energy, radiation, then matter * matter, radiation, then dark energy * radiation, matter, then dark …
  2. Science

    The galaxies in the universe are all flying away from each other. The speeds of nearby galaxies are proportional to the distance the galaxy is away from us. This relation, v=Hd is known as Hubble's law and the constant H is known as …
  3. physics

    The galaxies in the universe are all flying away from each other. The speeds of nearby galaxies are proportional to the distance the galaxy is away from us. This relation, v=Hd is known as Hubble's law and the constant H is known as …
  4. Physics help

    The galaxies in the universe are all flying away from each other. The speeds of nearby galaxies are proportional to the distance the galaxy is away from us. This relation, v=Hd is known as Hubble's law and the constant H is known as …
  5. Astronomy

    How do we image dark matter? (a) We see light from galaxies behind the bullet cluster that is bent (gravitationally lensed) due to the matter (regular and dark) in the bullet cluster. (b) We see light from the gas in the two bullet
  6. Astronomy

    Basically the ``Bohr radius'' for the dark matter is rB=ℏ^2 / GN M m^2 where m is the dark matter mass, M is the total amount of dark matter mass contained inside the ``gravitational atom'', and ℏ and GN are constants as …
  7. Environmental Science

    H.B.D. Kettlewell observed that peppered moths in the forests of England were becoming darker in color over time. In addition, he observed that pollution had turned the tree trunks black. He thought it would be easy for birds to spot …
  8. physics- Space

    How does the amount of dark matter in the Universe compare to the amount of ordinary matter?
  9. English

    1. It wasn't dark yet. 2. It wasn't yet dark. 3. It was already dark. 4. It was dark already. ---------------------------- Thank you for your help. Are they all grammatical?
  10. Physics

    which statement is true concerning the interference pattern from a double slit experiment?

More Similar Questions