The choices describe four hypothetical planets.
Question
                The choices describe four hypothetical planets. Which one’s surface would you expect to be most crowded with impact craters? (Assume the planets orbit a star just like the Sun and that they are all the same age as the planets in our solar system.) – Q/A (Question and Answer)
                  
                Test Answer
Answer:
Size: same as the Moon. Distance from Sun: same as Mars. Rotation rate: once every 10 days.
Recource Astronomy Chapter 9 Homework
                        
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