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We can go through your controlled assessment one paragraph at a time, and look at exactly what you are trying to argue in each paragraph. From then on we will use 'PEEL' (point, evidence, explanation, lin...

Shortest answer:

45 degrees

Short Answer:

If the snowball is thrown at velocity v, at angle θ

This is a common stumbling block I'm sure many candidates reach, only to hear "how long is a piece of string?" My advice would be to snap up as much as you possibly can, don't turn anything down...

Answer: The average fertility rate of a country is the number of babies born per 1000 women of childbearing age (15-49). Overall LICs have higher fertility rates HICs. Therefore a falling fertility rate i...

For IB Biology, there are three types of evidence for evolution you need to know: fossils, selective breeding and homologous structures.

Fossils are preserved remains or traces of organisms from th...