GRE Reading Comprehension: ETS-GRE阅读ETS - 6V2F3SAS0NWMVS197

The passage provides information to answer which of the following questions? A. What is the precise age of the solar system? B. How did shergottites get their name? C. What are the chemical properties shared by shergottites and Martian soils? D. How volcanically active is the planet Jupiter? E. What is a major feature of the Martian surface?