Which of the Following Is the Reason That Comet Halley

question 18

Multiple Choice

Which of the following is the reason that Comet Halley is observed to be much more spectacular at some appearances than at others?

• A)The size of its nucleus varies greatly from one appearance to another
• B)The shape of its orbit varies greatly with time
• C)Its observability near perihelion depends on the time of year
• D)During some appearances it has been hidden behind other planets

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Definitions:

Accompany

To go along with someone as a companion or to be present with them in some activity or context.

Scheduling

The action of arranging, controlling, and planning the time and resources for tasks, events, or activities to optimize efficiency.

Drive Home

Drive Home often means to emphasize or make a point clearly and forcefully.

Time Off Work

A period of leave from one's primary job or occupation for rest, personal, medical, or family reasons.