Why Have Astronomers Using the Radial Velocity Method Found More

question 84

Multiple Choice

Why have astronomers using the radial velocity method found more Jupiter-sized planets at a distance of 1 AU around other stars than Earth-sized planets?

• A) A Jupiter-sized planet occults a larger area than an Earth-sized planet.
• B) A Jupiter-sized planet exerts a larger gravitational force on the star than an Earth-sized planet, and the Doppler shift of the star is larger.
• C) A Jupiter-sized planet shines brighter than an Earth-sized planet.
• D) Earth-sized planets are much rarer than Jupiter-sized planets.
• E) Actually, the planets found at these distances have all been Earth sized.

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Definitions:

Avoidance Behaviors

Actions taken to prevent or evade experiencing uncomfortable or distressing thoughts, feelings, or situations.

Depression

A common and serious mood disorder that negatively affects how you feel, think, and handle daily activities, characterized by persistent feelings of sadness and/or loss of interest.

Behavioral Activation

A therapy approach focusing on engaging individuals in positively reinforcing activities to combat depression and increase their quality of life.

Counterconditioning Technique

A behavioral therapy method where a maladaptive response to a stimulus is replaced with a more adaptive response, often utilized in phobia treatment.