This statement is true because the fog absorbs the dirty coal particles and it turns into a dirty brownish "smoke-fog" hence the name smog.
Answer:
Stream gradient refers to the slope of the stream's channel .It is the vertical drop of the stream over a horizontal distance.
Explanation:
Gradient is the slope or steepness of a stream channel. It affects the stream's velocity because the steeper the gradient is the greater the velocity due to gravity.
~Hello there! ^_^
Your question: The Inca capital of Cuzco was located in what present-day country..?
Your answer: The Inca capital of Cuzco was located in Peru.
Hope this helps!
The Hindu-Kush mountains also border tibet.