A Radio Galaxy Whose Lobes Are Swept Back as If

question 28

Multiple Choice

A radio galaxy whose lobes are swept back as if forming a tail probably indicates that:

• A)this is evidence for intergalactic matter.
• B)the galaxy is about to evolve into a spiral.
• C)the galaxy is isolated, not part of a cluster.
• D)the galaxy is moving towards Earth.
• E)there must be another galaxy nearby.

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Definitions:

Fahrenheit

A scale for measuring temperature, where water freezes at 32 degrees and boils at 212 degrees under standard atmospheric conditions.

Classification

The organized classification into groups or categories based on predefined standards.

Fevers

A rise in the body's temperature above the normal range, often indicating infection or illness.

Primary

Occurring first in time, development, or sequence; earliest.