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‘German occupation in the Second World War was, in general, far harsher in eastern Europe than in western Europe’. How far do you agree with this view?

Required features to includeA clear viewpointRelevant and detailed evidenceExplores both sides of the debateContextual knowledgeMust include:Reference to ‘lebensraum’ and racial inferiority CasualtiesCultura...
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Answered by Alice M. • History tutor
4470 Views

How do you complete the square?

Completing the square is taking an equation in the form a 1 x 2 +b 1 x+c 1 and butting it into the form a 2 (x+b 2 ) 2 +c 2 Let's try an example:x 2 +4x+5First step is to make sure the coefficient of x 2 is ...
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Answered by Annabelle B. • Maths tutor
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How do stars form?

stars begin as a giant cloud of gas which is also a protostar. gravity will pull the gas in on intelf which increases heat and pressure to such great quantities that nuclear fusion can begin. hydrogen is the...
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Answered by Dhiren C. • Physics tutor
2440 Views

Why does the reactivity of group 7 elements decrease down the periodic table?

As you go down the group, the outer electrons are further from the nucleus, this leads to a reduced attraction between the negative outer electrons and positive nucleus. Also, as there are more electrons, th...
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Answered by Dhiren C. • Chemistry tutor
15397 Views

There are 9 counters in a bag. 7 of the counters are green. 2 of the counters are blue. Ria takes at random two counters from the bag. Work out the probability that Ria takes one counter of each colour. You must show your working.

Probability that Ria takes Green then Blue is 7/9 * 2/8 = 14/72. Probability that Ria takes Blue then Green is 2/9 * 7/8 = 14/72. Added together we get 28/72 = 7/18.
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Answered by Zachary G. • Maths tutor
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