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A destructive plate boundary exists when a continental and oceanic plate boundary meet. The oceanic plate descends underneath the oceanic plate as it is denser. The build-up of friction between the two p...
Supposing we have two equations x+2y=5 and 3x-y=10 and we want to find x and y we can use the following techinque. Multiply both the RHS and the LHS of the second equation by 2, giving us 6x-2y=20. Then a...
Individuals within a population show a wide range of variation due to differences in their genes. The individuals within these species/populations with the characteristics most suited to their environment...
Divide the length of the opposite side by the length of the adjacent side
The key rule is to divide the amount by the denominator and multiply by the nominator. E.g:
3/5 of 45£
divide by the denominator 45/5=9
multiply by the nominator 9*3=27
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