At Present the Universe Is Expanding, but We Are Not

question 23

Essay

At present the universe is expanding, but we are not certain if this expansion will continueforever, come to a stop, or if the universe will ultimately collapse back into itself. Whatobservational tests are possible to test among these three possibilities?

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Definitions:

Participate

To take part or become involved in a particular activity, event, or situation.

Enuresis

Repeated urination in clothing or in bed.

Bladder

A hollow muscular organ that stores urine excreted by the kidneys before it is discharged from the body.

Bedwetting

Involuntary urination while asleep after the age when bladder control usually occurs, clinically known as nocturnal enuresis.