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Explain the consequences of using high levels of nitrogenous fertilisers

Eutrophication is the process of artificially increasing the mineral content of water as a result of nitrogen-containing fertilisers, especially nitrates, leaching from agricultural land. The nitrates and ph...
JW
Answered by Jessica W. • Biology tutor
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Explain how Edmund Gettier revised the tripartite theory of knowledge.

The tripartite definition of knowledge states that knowledge is justified true belief. That is, for an individual, A, to be able to claim that she knows that p is true, p must be true, A must believe that p ...
AS
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Use completing the square to find the minimum of y = x^2 - 4x + 8

Remember completing the square gives a result of the form (x+q) 2 + p where q and p are numbers Also q is always half of the x term, which in this case is -4, as such q = -2 Substituting this in, we get (x-2...
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Answered by Sol D. • Maths tutor
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What is an atom?

Atoms are the smallest particle of matter that cannot be divided and have a nucleus which contains protons and neutrons with electrons surrounding it in energy levels.
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Answered by Shazna B. • Chemistry tutor
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What are the 4 chambers of the heart?

The 4 chambers of the heart are: Right atrium,Right ventricle,Left atrium and left ventricle.
SB
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