Equator.
Is the imaginary line drawn around the earth equally distant from both poles.
You can use lessons from class and school during your daily life. ( Ps: I love your profile pic)
Answer: Nitrogen oxides are present in combustion and industrial processes.
Explanation: We are talking about the combustion of coal, oil and gasoline by the emission of vehicles such as ships, airplanes trucks and automobiles, which is specially significant in big cities where there is more traffic . For the industry part there are the electric power plants and large industrial operation plants.
Which philosopher was the first to conclude that knowledge results from our memories of our experiences? In Wilhelm Wundt's experiments, participants were asked to press a key as soon as they were consciously aware of perceiving a sound.