Answer: Pangea at the time was very cold because as we know today, South America is hot. If they have the same glacial deposits, that means it must have been very cold at one point of Earth's history.
It is when warm air rises then cools then drops then rises then cools then drops etc
First, boiling is the change of state from a liquid to a gas. Second, boiling of a pure substance occurs at a particular constant temperature called boiling point.
First, the change of state from a gas to a liquid is called condensation. Second, a pure substance condenses at a temperature equal to its boiling point.
Hope this helps you!