Answer:
-Commercial jet aircraft fly in the lower stratosphere to avoid the turbulence which is common in the troposphere below. The stratosphere is very dry; air there contains little water vapor. Because of this, few clouds are found in this layer; almost all clouds occur in the lower, more humid troposphere.
Answer: y=-3
Explanation:
Equation of a line that passes through (a,b) and (c,d) is given by :-

The equation of the line that passes through the points (-4,-3) and (3,-3) :

Hence, the equation of the line that passes through the points (-4,-3) and (3,-3) : y=-3
Humans impact the physical environment in many ways: overpopulation, pollution, burning fossil fuels, and deforestation. Changes like these have triggered climate change, soil erosion, poor air quality, and undrinkable water.
When the temperature rises the ice in antarctica will melt causing the sea levels to rise. I think that is the answer. hope it helped
Ocean water is most saline in dense seawater.
answer: b. in dense seawater.