If the gradient or slope is high then the water flow will go faster because suppose water is flowing down from a skateboard ramp, it would flow faster than water flowing throw a straight pipe.
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Answer:
the answer may be optionA..
Answer:c
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Nitrogen in gaseous amount is 78% which is present in atmosphere. It has to be combined with other elements, or fixed, in order to be used by plants. Lightning is one way fixation of atmospheric nitrogen because when lightning occurs, the extreme heat melts the nitrogen molecules bond, allowing nitrogen to combine with oxygen and form nitrogen oxides.
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What is atmosphere?</h3>
An atmosphere is referred to a layers of gases which envelope a planet, and is held in place by the gravity of the planetary body.
By a series of microbial transformations nitrogen is made available to plants, which in turn ultimately sustain all animal life.
For more information regarding, atmospheric nitrogen, visit:
brainly.com/question/3374024
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