Mary is playing a guessing game with her friend Susan. Mary tells her friend that she is thinking of a planet that has a hot surface temperature, is smaller than Earth, and no human has stepped on it before. Which planet could Mary be thinking of?

Question

Quizplus · Accepted Answer

The only planets with a warm or hot surface temperature other than Earth are Mercury and Venus. Of the two, only Mercury is on the list, and is the correct answer. Actually, humans have not set foot on any planet other than Earth, as the moon is not considered a planet.

Mary Is Playing a Guessing Game with Her Friend Susan