Which planet was once believed to have water on it?
The chemical composition of the various planets in the solar system has always been a very important line of inquiry in science.
The presence of water is considered basic to the presence of life on a planet. So, search for extra terrestrial life often revolves around search for water in celestial bodies.
Answer and Explanation:
Among the planets apart from Earth (which contains water), only Mars was believed to have contained water in the past. This is on account of the studies based on the present surface morphology of the planet.
Become a member and unlock all Study Answers
Try it risk-free for 30 daysTry it risk-free
Ask a question
Our experts can answer your tough homework and study questions.Ask a question Ask a question
Learn more about this topic:
from General Studies Earth & Space Science: Help & ReviewChapter 1 / Lesson 2