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Please note: knowledge of the SUVAT equations, friction and trigonometry is required for this thread. Energy comes in many forms, and here we will focus on kinetic energy (KE) and potential energy (PE). Belo...

Liquidity ratios help the firm to gauge on its ability to pay off its short-term debts. Generally, the higher the ration, the better is the vompany's position to pay off its debt. The most common liquidity r...

A Tree Diagram is a useful tool to calculate probabilities. By drawing a "Tree Diagram" and writing down all possible outcomes, it is very easy to calculate simple probabilities by moving through t...

Macroeconomics is the study of aggregate behaviour of the economy. The main macroeconomic variables include output, employment, inflation, interest rates and exchange rates. These variables play a vital role...

Plants have cells within them called photoreceptors. These receptors are light sensitive and the plant can detect the strength and direction of light, which is important for photosynthesis. The mechanism of ...