Two Stars with About the Same Mass Are Found to Have

question 37

Multiple Choice

Two stars with about the same mass are found to have transiting planets with similar semi- major axes. Star 1 exhibits a Doppler shift twice as large as Star 2. What can we determine about these two systems?

• A)The planet around Star 2 has a thicker atmosphere than the planet around Star 1.
• B)The planet around Star 1 has a thicker atmosphere than the planet around Star 2.
• C)The planet around Star 2 is more massive than the planet around Star 1.
• D)The planet around Star 1 is more massive than the planet around Star 2.

Identify and differentiate between various units of measurement and their conversions (e.g., mass, volume, and length).

Describe the scientific method's procedure and its application in solving problems.

Distinguish between the terms mass and weight, including how they are measured.

Understand the significance of significant figures in scientific measurements.

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Definitions:

Theorist

An individual who develops theories in a particular field of study or area of expertise.

Self-concept

An individual's perception of themselves, consisting of beliefs about one's abilities, traits, and values.

Cognitive Approach

An approach in psychology that emphasizes internal mental processes as the key to understanding human behavior.

Daily Mood

The emotional state or prevailing emotional tone experienced on a day-to-day basis.