Sodium
Hope this helped you out :)
All three domains include unicellular organisms, archaea, bacteria, and eukarya.
They are mostly habittated to watter because they requres oxygen more from water or there organ setup to do it works properly under water.
Heat creates energy... the atoms move faster and faster, which changes the state of matter.
for example:
if a solid is heated, it turns to a liquid
if a liquid is heated, it turns to a gas
hope this helps?