Practice test for astronomy Practice test H Multiple Choice Click on the box in front of the appropriate response. There is only one correct response for each question. Make sure you answer each question. The scarps on Mercury were caused by a. volcanic activity.
Modern data indicate that Venus a. shows extensive, rapid, and current continental drift.
William Herschel b. The chemical composition of Jupiter is most similar to that of a. the Earth. Titan Saturn's rings are found a. inside the Roche limit. Uranus' magnetic field is a. not known to exist. Triton's atmosphere is composed of a. carbon dioxide and water.