Geology Crossword Puzzle

QUESTIONS LIST:

• convection : where warmer parts rise and cooler parts sink
• compression : stress that squeezes rock until it folds or breaks
• plates : a section of lithosphere that slowly moves over the asthenosphere
• pangea : large ancient land mass that composed of all continents joined together
• plate technotics : theory of earth's lithosphere being in constant motion
• mesosphere : strong lower part of the mantle
• geology : study of the earth
• lithosphere : the rigid of outer layer of the earth that includes the crust and upper mantle
• magma : the molten mixture of rock forming substance
• plate boundary : a crack in the lithosphere where two of earth's plates meet
• outer core : a layer of molten iron and nickel surrounding inner core of earth
• mantle : the layer of hot solid material between the earth's crust and core
• intercore : a dense sphere of solid iron and nickel
• asthenosphere : upper part of the mantles where plates move
• tension : stress that stresses rock so that it becomes thinner in the middle