The Evidence That the Universe Is Expanding at an Accelerating

question 6

Multiple Choice

The evidence that the universe is expanding at an accelerating rate comes from observations of

• A) the redshifts of the stars in our own galaxy.
• B) the rate of rotation of distant galaxies.
• C) the redshifts in the light of from supernovas in other galaxies far away.
• D) the center of our own galaxy, which is accelerating as it expands.
• E) the redshift in the light from the cosmic background radiation.

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Definitions:

Narcotic

Substances that bring relief from pain and induce sleep, often associated with dependency or addiction potential.

Cocaine

A powerful stimulant drug derived from the leaves of the coca plant, often used recreationally for its euphoric effects but illegal and associated with serious health risks.

Willingness

The quality or state of being prepared to do something; readiness.

Disinhibition

Disinhibition is a reduction in restraint or inhibition which can lead to impulsive actions that may seem out of character under normal circumstances.