中国大学MOOC: 2. A strong scientific title is descriptive, brief, specific, and accurate. It also useskey words that readers will search for. The title with the √ before it is considered to be the better one. Decide whether the following choice is the correct one. A. A Study on the Formation of Peak Rings in Large Impact Craters√B. The Formation of Peak Rings in Large Impact Craters

Which is not the distinctive feature of Mount Dakong, Mount Xiaokong and the Black Mountain? A: standing in a line B: extending from north to south C: hollow inside D: craters with peaks

According to the passage, which is TRUE of Galileo A: He was the first to claim that the earth was not the center of the universe. B: He discovered the craters and mountains of the moon. C: He confirmed that Jupiter is a planet. D: He invented the telescop

The author mentions "wispy marks" in line 19 as an example of（） A: an aspect of the lunar surface discovered through lunar missions B: a characteristic of large craters C: a discovery made through the use of Earth-based telescopes D: features that astronomers observed to be common to Earth and the Moon

IT can be inferred from the passage that Europa and Antarctica have in common which of the following（） A: Both appear to have a surface with many craters B: Both may have water beneath a thin,hard surface C: Both have an ice can that is melting rapidly D: Both have areas encased by a rocky exterior