For a Planet in Orbit Around a Star the Perihelion

question 34

Multiple Choice

For a planet in orbit around a star the perihelion distance is r_p and its speed at perihelion is v_p.The aphelion distance is r_a and its speed at aphelion is v_a.Which of following is true?

• A)v_a = v_p
• B)v_a/r_a = v_p/r_p
• C)v_a r_a = v_p r_p
• D)v_a/r_a ² = v_p/r_p ²
• E)v_a r_a ² = v_p r_p ²

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Definitions:

Response Rate

The frequency or rate at which a specific behavior or action is performed, often measured in psychological experiments or surveys.

Stimulus Generalization

The psychological phenomenon where a response learned from one stimulus is elicited by similar, but distinct, stimuli.

Primary Reinforcers

Stimuli that are inherently rewarding and satisfy basic biological needs, such as food, water, and warmth, leading to the conditioning of behavior without prior learning.

Secondary Reinforcers

Stimuli or rewards that have learned value through their association with primary reinforcers, such as money or praise.