Body Mass Index is a measure of body weight to the square of your height. A higher BMI indicates higher and unhealthy body fat, which may lead to various health problems. To determine your BMI, a ...
Astronomy on MSN
How is the total mass of the universe calculated?
How is the total mass of the universe calculated? Bob GiddingsGreen Bay, Wisconsin Calculating the total mass of the universe is not simple, because most of the mass is invisible. In a pie chart of ...
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