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1. Friction from passing over the land makes them lose their energy

2. Land at high altitudes and water have a cooling effect, causing a loss of energy

The 2 equations are: 1) x² + y² = 29 2) y-x=3 In this kind of simultaneous equation, you cannot take it away from each other. Instead, you need to substitue. To do so, rearrange the ...

To explain this question, I would first draw a digram of a circle. Then I woud add a chord and create triangles with vrtices at the circumference of the circle which all have the chord as a base. Next, I ...

x² +3x -4. (x + a) (x - b) x has no co-efficient so each is 1 x.  next find two numbers with a product of -4 and a sum of +3.  cannot be 2,2 as these numbers have a sum of -4, 0 or +...

Writing an essay under a constrainted time can be daunting at first, however, it is crucial to know that one should spend at least 20 percent of their time to construct an essay plan before writing; this ...