The answer is geothermal energy. This energy can be harnessed to generate electricity. The energy emanates from the deep core of the earth due to the radioactivity of the rocks in the region. The radioactivity heats Magma from the mantle which subsequently heats the rocks and fluids in the earth crust.
Psuedostratified columnar epithelium
That depends on where you are in the world. Due to the fact that America is the ONLY nation in the world who uses the ft/in system, it would most likely be measured in meters.
I believe the answer you're looking for is Archaea-bacteria.
The type of cell division being shown is meiosis. Meiosis creates four haploid cells. The genetic material is exchanged between the cells during meiosis, meaning that the four daughter cells of each have a different variant of the genetic information.