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What is the difference between Microeconomics and Macroeconomics?

The difference between Micro and Macroeconomics is simple to understand and the hint is in the name! Microeconomics is the study of economics on a 'small' level: at an individual, firm and market level. This...
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Answered by Xiaoli M. • Economics tutor
35643 Views

A circle is given by the equation x^2+y^2-20x-24y+195=0. Draw this circle.

In order to answer this question, we must transform this equation for a circle into the general form of an equation of a circle; namely something like (x-a) 2 +(y-b) 2 =r 2 . Once we have done this, we know ...
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Answered by Bea A. • Maths tutor
7228 Views

Give an example of 3 different types of radiation stating their make up, penetration and ionising effect.

alpha - helium nucleus - least penetrating - most ionising beta - electron or positron - second most penetrating - second most ionising gamma - photon - most penetrating - least ionising
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Answered by Mark S. • Physics tutor
2342 Views

Two medical students, David and Ben, examine a patient's abdomen. Ben performs the examination incorrectly and doesn’t find any abnormalities. David performs the examination correctly and finds an abnormality. How appropriate is each response by David?

Tell the patient that Ben performed the check incorrectly and apologise for Ben's error - "A very inappropriate thing to do" Ask a senior doctor on the ward to conduct the examination to identify w...
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Answered by Adam K. • UCAT tutor
2334 Views

Describe the general structure of an atom.

Atoms are made up of three subatomic particles. These are protons, electrons and neutrons. Protons are POSitivly charged. Neutrons are NEUtral. Electrons are negative (electic shocks are bad). The nucleus (o...
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Answered by Miriam J. • Chemistry tutor
15576 Views