... technology because of its closeness to the sun. Mercury's surface is similar to the moon and there is no signs of clouds, rivers, dust storms or other evidence of a weather cycle. Mercury has many craters, but it has very little lava flow regions, which we call scarp. The prominent feature on the surface is the Caloris Basin. Mercury does not have ... appears to be smooth with rolling plains and some high and low land features. It has two continental size features that are called, Ishtar Terra and Aphrodite Terra. The highest peak of Venus is 14 km above the lowest depression or its sur...

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• Grade Level: High School