What are the four major types<span> of </span>air masses<span>? The 4 </span>major air masses<span> are continental polar (cP), continental tropical (cT), marine polar (mP) and marine tropical (mT). Generally, continental </span>air masses<span> are drier than marine </span>air masses<span>, and polar </span>air masses<span> are cooler than tropical </span>air masses<span>.
Source bing</span>
Idk for sure but it might be pollution because we pollute chemicals into the air
Your answer is b Changes in the tempurature and salinity of water
Answer:
Covalent bonds formed by shared electrons between atoms.
Explanation: