1/7/2016. Unemployment Phone Number - I have called the unemployment of for 3 days now. I have called the unemployment of for 3 days now several times a day and its busy every time! Today I called 62 times and its busy every time.
The Barometer. Evangelista Torricelli became the first scientist to create a sustained vacuum and to discover the principle of a barometer. Torricelli realized that the variation of the height of the mercury from day to day was caused by changes in the atmospheric pressure.
Ptolemy's conception of the universe, with the earth as the fixed center and the heavenly bodies moving about it. (tÅlâ²É-mÄâ²Ä­k). Ptolemaic system. Ptolemy believed that Earth was at the center of the universe and that the sun and planets orbited Earth (with the planets also moving in smaller circles called epicycles).