The atmosphere protects us from ultraviolet radiation and meteors.
The four chambers improved the effectiveness of double circulation. Is that what u mean?
Boiling Liquids. Boiling uses heat to change a liquid to a gas. ...
Clouding and Condensation. Clouding occurs when a substance condenses from a gaseous state to a liquid state. ...
Dissolution or Dissolving. ...
Freezing or Solidification. ...
The mantle i think sorry if i am wrong