The Figure Below Shows a Planet Traveling in a Counterclockwise

question 28

Multiple Choice

The figure below shows a planet traveling in a counterclockwise direction on an elliptical path around a star located at one focus of the ellipse.When the planet is at point A,

• A)its speed is decreasing.
• B)its angular momentum is increasing.
• C)the gravitational force does no work on the planet.
• D)all of the above are correct.
• E)none of the above is correct.

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Definitions:

Lactose

A disaccharide sugar composed of glucose and galactose, commonly found in milk and dairy products.

Mammals

Warm-blooded vertebrates characterized by the presence of mammary glands, which females use to feed their young.

Milk

A nutrient-rich fluid produced by the mammary glands of female mammals, serving as the primary source of nutrition for their young.

SRY Gene

The SRY Gene is a sex-determining gene on the Y chromosome in males that triggers the development of male physical characteristics.