If the nitrogen leve ldropped in the air you mean? Well the nitrogen gas is fixed by a certain bacteria in the ground, it is sucked up by plants, we eat the plants, and the body uses it for necessary functions. So, if the Nitrogen level dropped in the air we would not have enough in our bodies.
The earth's atmosphere at sea level.
decrease
fath
I think it is hypothesis testing
Two percent
The earth's atmosphere at sea level.
decrease
Because if it wasn't the atmosphere would be more flammible. If there was no nitrogen or other unfammable gas in the air a single spark would blow up the planet. Also nitrogen doubles as being necissary for most forms of life. Nitrogen also helps sea-level's pressure be exactly that, sea-level's pressure.
needs a fuel level sending unit 100 percent sure
Because due to the over pollution and cutting down the tree's level of Oxygen is decreasing .The level of Nitrogen always remains constant in the atmosphere . The level of Nitrogen doesn't' depend on the level of the Oxygen level.
Nitrogen has five electrons on the outer level.
the valency of nitrogen is 3symbol:Natomic mass:14
7
7.4
Yawn
spring
they help balance the level of nitrogen in the soil and atmosphere.