The Atmosphere: the Atmosphere

The video explains the importance of breathing and the role of the atmosphere in sustaining life. It highlights oxygen's critical role for humans and plants, produced during photosynthesis. The composition of the atmosphere is detailed, noting that nitrogen is the most abundant gas, followed by oxygen. Other gases like carbon dioxide and water vapor are also discussed. The video concludes with a look at solid particles in the air, such as dust and pollution, and their visibility under certain conditions.

How many times do we approximately breathe in a day?

What is the vital gas that we breathe in for our existence?

What percentage of the atmosphere is made up of oxygen?

What gas do we exhale after breathing in oxygen?

Name some other gases that make up the air besides oxygen.