Why is it that venus and mars cannot support life as we know it?

Which evidence is most likely used to indicate the beginning of solar system formation? a. materials combined to form a mass. b. materials were pulled together by gravity. c. water condensed and collected to form oceans. d. different species of microorganisms lived on earth.

When you cross a time zone going east what happens to the time

What weather system might be occurring if the pressure gradient decreases and fish harvests in peru are weaker than normal