|
Author Question: A certain spherical asteroid has a mass of is 4.65 1017 kg and a radius of 39,600 m. If a 150-kg ... (Read 133 times) |
Your heart beats over 36 million times a year.
When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).
In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.