1-choose any two points on the line.
2-draw a right-angled triangle with the line as hypotenuse.
3-use the scale on each axis to find the triangle's: vertical length.horizontal length.
4-work out the vertical length ÷ horizontal length.
5-the result is the gradient of the line.
Answer: B. the amount of fresh water required to mix and dilute pollution in the water.
Explanation:
a grey water footprint is the volume of fresh water that has ben assimulated to pollutants baced on back ground concentration and compisision it also test ambiant water standards to see the quality of the water it has a certain standered that has to be exceded in order to pass as clean water the cleaner the better it is for the ecosystem the minerals and life need the freshest water to drink (no that just is for fresh water sorces) but it is also used for the acidity of the ocean it needs to stay a certain saltyness or the fish and aquatic life will have to relocate or they will just die.
the answer to your question is B. Great Britain
The maximum degrees of the Northern Hemisphere is 90 degrees.
<h3>What is the Northern hemisphere?</h3>
This is used to refer to the part that is at the other half of the equator. This part is at the the top half while the South is at the bottom.
It is known to have its latitude running from 0 to 90 degrees. Hence the answer to the question is 90 degrees.
Read more on the Northern Hemisphere here:
brainly.com/question/11634090
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