Imagine We've Discovered a Planet Orbiting Another Star at 1

question 97

Multiple Choice

Imagine we've discovered a planet orbiting another star at 1 AU every 6 months.The planet has a moon that orbits the planet at the same distance as our Moon,but it takes 2 months.What can we infer about this planet?

• A)It is more massive than Earth.
• B)It is less massive than Earth.
• C)It has the same mass as Earth.
• D)We cannot answer the question without knowing the mass of the star.
• E)We cannot answer the question without knowing the mass of the moon.

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Definitions:

Interest on Unpaid Balance

Interest charged on the portion of a loan or credit card balance that has not been paid off within the agreed period.

Equal Monthly Payments

Regular payments of the same amount made over a set period to repay a loan or mortgage.

Compounded Monthly

Compounded Monthly implies that interest is added to the principal sum of a deposit or loan each month and interest in the following month is then earned on the new principal sum.

Monthly Payments

Regular payments made every month, typically used in the context of loans, mortgages, or other installment plans.