Crust (geology) only planet in our Solar System with plate tectonics. The crust is a thin shell on the outside of the Earth, accounting for less than 1% of Earth's volume. It is the top component of lithosphere: a division of Earth's layers that includes the crust and the upper part of the mantle. The lithosphere is broken into tectonic plates that move, allowing heat to escape from the interior of the Earth into space. The crust lies on top of the mantle, a configuration that is stable because the upper mantle is made of peridotite and so is significantly denser than
Beulah (given name) of William Blake, for example several times in "The Four Zoas". Beulah (given name) Beulah (), a feminine given name, originated from the Hebrew word (בְּעוּלָ֑ה "bə‘ūlāh"), used in the Book of Isaiah as a prophesied attribute of the land of Israel. The King James Bible transliterates the word and translates it as "married" (see ). An alternative translation is "espoused", see for example (Mechon Mamre). The "Online Etymology Dictionary" relates the word to "baal", meaning "owner, master, lord". Literary works have used "Beulah" as the name of a mystical place, somewhere between Earth and Heaven. It was so used