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First: an object remains at rest or constant speed unless acted on by an external force Second: Force is equal to rate of change of momentum Third: Every action has an equal and opposite reaction

The best way to remember derivatives is to use algebra, and the general function is y = ax n -> dy/dx = anx n-1 So for this equation dy/dx = (3x3)x 3-1 + (2x1)x 2-1 + 1x 1-1 So the answer would be dy/dx =...

When coherent, in-phase light passes through two slits they act as seperate sources, these waves diffract and overlap, causing regions of constructive and destructive interference. When they collide with a s...

Steinbeck uses many techniques in order to portray the character of Curley's wife, and one key method for doing so is through his use of colour. The colour red is of particular emphasis and reveals both phys...

Simply, aid can be thought of as the provision, assistance, support or relief to a cause (usually in the form of money) for nothing in return. Whether or not receiving aid leads to a country becoming reliant...