Search over 10,000 free study notes

Both are types of plastics but they vary by density and structure.HDPE (high density polyethene) is made of many linear chains which are held together by intermolecular forces.LDPE (low density polyethene...

This is an exemplar answer for GCSE standard French. Using the range of the grammatical devices employed here would guarantee an extremely high mark in an oral or written exam:

Le week-end dern...

Because we have been given a mixed number, we can start by turning it into an improper fractions. An improper fraction is where the numerator is bigger than the denominator. To turn 1 and 1/5 into an impr...

Question : You have been given the following straight line equation --> y = 2x + 3 and the equation for a curve --> y = x² + 3x + 1.
At the point(s) where these lines intersect we kn...

Once the oxygen in the blood has been used by the tissues, oxygen deplete blood is carried to the lungs. This comes into close contact with the oxygen rich environment of the alveoli, and diffusion occurs...