Vietnam or Thailand ? Vote for the TOP Country of the Week !
Updated: June 16, 2025
Two more recently discovered means of evoking the electric condition in a piece of matter confirm this picture. They are the so-called piezo-electricity and pyro-electricity. In piezo-electricity the change consists in a diminution of the crystal's volume through pressure; in pyro-electricity, in an increase of the crystal volume by raising its temperature.
Word Of The Day
Others Looking