Volcano were proposed for volcano behavior before the modern understanding of the Earth's mantle structure as a semisolid material was developed. For decades after awareness that compression and radioactive materials may be heat sources, their contributions were specifically discounted. Volcanic action was often attributed to chemical reactions and a thin layer of molten rock near the surface. Volcano A volcano is a rupture in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface. Earth's volcanoes occur because its crust is broken into 17 major,
The Star (Tarot card) The Star (Tarot card) The Star (XVII) is the seventeenth trump or Major Arcana card in most traditional Tarot decks. It is used in game playing as well as in divination. A naked woman kneels by the water; one foot is in the water, one foot is on the land. Above her head a star shines out. In each hand she holds a jug. From one jug she pours a liquid into the water. From the other jug she pours a liquid onto the land. In other, older decks, a woman (or sometimes a man) is simply looking and sometimes