Suppose the Distance Between the Two Foci of an Ellipse

question 31

Multiple Choice

Suppose the distance between the two foci of an ellipse is much smaller than the semimajor axis of the ellipse.What can be said about the ellipse?

• A)A planet orbiting on that ellipse would have a short orbital period
• B)The eccentricity of the ellipse is nearly zero
• C)The ellipse is long and skinny
• D)The foci are located far from the semimajor axis

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Definitions:

Resource Defense Polygyny

A mating system in which males acquire and defend territories rich in resources that are attractive to females.

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Water Sources

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Lek Polygyny

A mating system in which males display collectively in an area known as a lek, to attract and mate with multiple females.