The Speed of a Comet in an Elliptical Orbit About

question 50

Multiple Choice

The speed of a comet in an elliptical orbit about the sun:

• A)decreases while it is receding from the sun
• B)is constant
• C)is greatest when farthest from the sun
• D)varies sinusoidally with time
• E)equals L/(mr), where L is its angular momentum, m is its mass, and r is its distance from the sun

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Definitions:

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Inflammation of a vein caused by a blood clot.

Blood Clot

A semi-solid mass of blood that can form in the body's vessels, potentially leading to blockages and health issues.

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A surgical procedure to remove a stone from a salivary gland or its duct.

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A prefix used in medical terminology that relates to cartilage, indicating a connection or association with cartilage.