In an Imaginary Universe, Astronomers Find That There Are Thousands

question 60

Multiple Choice

In an imaginary universe, astronomers find that there are thousands of galaxies within a few million light-years in all directions, but beyond those galaxies there is nothing but empty space.Such a universe would be

• A) isotropic and homogeneous.
• B) isotropic but not homogenous.
• C) homogeneous but not isotropic.
• D) neither homogeneous nor isotropic.
• E) lacking any evidence for the Big Bang.

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Definitions:

Pair of Equations

Two equations that are solved together to find a common solution for their variables.

Verify

To confirm or validate the truth, accuracy, or authenticity of something.

Pair of Equations

Two mathematical statements that are set equal to each other and are solved together to find the values of unknown variables.

Litres

Definition: A metric unit of volume equal to 1 cubic decimeter (dm³), or 1,000 cubic centimeters (cm³).