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A population is split into two groups by some form of barrier, either physical, such as a mountain range, or behavioral, like looking for food at different times of day. This means that the two population...
In order for something to conduct electricity, there must be charged particles within the substance and these charged particles must be free to move.Metals consist of positive ions in a sea of delocalised...
Required features to includeA clear viewpointRelevant and detailed evidenceExplores both sides of the debateContextual knowledgeMust include:Reference to ‘lebensraum’ and racial inferiority CasualtiesCult...
Completing the square is taking an equation in the form a1x2+b1x+c1 and butting it into the form a2(x+b2)2+c2Let's t...
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 ...
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