Two Objects Are in Circular Orbits of Different Radii Around

question 40

Multiple Choice

Two objects are in circular orbits of different radii around the Sun. Which object has the lowest orbital speed?

• A) The one closest to the Sun.
• B) The one farthest from the Sun.
• C) Once in orbit around the Sun, all objects have the same orbital speed regardless of distance from the Sun. It is the greater radius and greater resulting circumference that causes the object farther from the Sun to take longer to complete an orbit.
• D) This cannot be found without knowing the relative masses of the objects.

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Definitions:

Bilaterally

Pertaining to, involving, or affecting both sides of the body or both members of a paired set.

Language Deficits

Impairments or deficits in the ability to use or comprehend spoken, written, or other language symbols.

Brain Abnormalities

Structural or functional deviations in the brain that affect normal brain operation.

Gender Differences

Variations in the characteristics, behavior, physical and psychological traits, and social structures between males and females.