Many different types of energy can be converted into heat energy. Light, electrical, mechanical, chemical, nuclear, sound and thermal energy itself can each cause a substance to heat up by increasing the speed of its molecules. So, put energy into a system and it heats up, take energy away and it cools.
Alexander Alex Robert Hirsch (born June 18, 1985) is the creator and former executive producer of the American animated television series, Gravity Falls. He voiced two of the main characters, Grunkle Stan and Soos. He also voiced supporting and recurring characters such as: Old Man McGucket, Bill Cipher, the gnomes and many others.
When you know, you just know! After only months of dating Stacy Keibler and Jared Pobre got married in Mexico this past weekend, People magazine reports. Keibler, 34, who just split from 'Gravity' star George Clooney last summer, started dating Pobre, 39, shortly after and just knew he was the one. They had been friends for years and it just turned into something more.