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What is dimensional analysis and how is it used?

When one is faced with a problem requiring derivation of an equation, they might be asked to use dimensional analysis. This is a concept that involves analyzing the units of known ...

Answered by Christina I. • Physics tutor

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What is ATP and why do we need it?

ATP is short for adenosine triphosphate, and it can be thought of as the energy 'currency' in our cells. It has a similar structure to that of an RNA nucleotide, as it is comprised of a nitrogenous base (...

Answered by Tutor79992 D. • Biology tutor

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How come x^2 = 25 has 2 solutions but x=root(25) only has one? Aren't they the same thing?

(This is something that I didnt fully understand for quite a while at school.) So when we are solving x²=25, in order to get x "on it's own" we square root both sides. However the def...

Answered by Dylan J. • Maths tutor

6967 Views

What is you opinion when it comes to what people think about global warming? Answer in Spanish.

El cambio climático es algo muy importante. Es de vital importancia que los tratemos como tal, ya que de no ser así, podríamos sufrir fatales consecuencias. No todo el mundo piensa que el cambio climático...

Answered by Christian R. • Spanish tutor

1551 Views