Wind, it takes nothing to use wind, which means it doesn't put harmful emissions into the atmosphere.
Answer:
Reasons wht few people in some LEDC (Less Economically Developed Country) are:
- <em>traveling by car also involves costs regarding maintenance, upkeep, repairs and fuel consumption.</em>
- <em>the costs of buying a car are high in countries that are not economically developed.</em>
It can ruin the land or the beauty of the place, disrespects the people living there??
Answer:
Dissolved Oxygen and Water. Although water molecules contain an oxygen atom, this oxygen is not what is needed by aquatic organisms living in natural waters. A small amount of oxygen, up to about ten molecules of oxygen per million of water, is actually dissolved in water. Oxygen enters a stream mainly from the atmosphere .
Explanation:
I want to investigate how temperature affect the concentration of oxygen in air as it will affect how much oxygen we inhale per breathe. Oxygen by percent composition in air is 20.95%. However, the oxygen concentration/density in air varies due to the expansion of gas particles and varies inversely wth temperature according to P/RT=n/V.