* Nitrogen (N2): The most abundant gas in the atmosphere, making up about 78%.
* Oxygen (O2): The second most abundant gas, making up about 21%.
* Argon (Ar): A noble gas, making up about 0.93%.
* Carbon dioxide (CO2): A greenhouse gas, present in much smaller quantities (around 0.04%).
* Other trace gases: These include neon, helium, methane, krypton, hydrogen, xenon, ozone, and more.
It's important to note that these gases do not form the clouds themselves. The water droplets or ice crystals that make up clouds form from the condensation of water vapor, which is a trace gas in the atmosphere. The gases in the atmosphere simply provide the environment for cloud formation.
Here's a simplified explanation:
* Clouds are like tiny water balloons floating in the air.
* The air is like a big room containing different gases.
* The water in the balloons comes from water vapor, which is just water in its gaseous form.
So, while clouds are not made of gases, they do exist within the atmosphere, which is composed of various gases.