Mountains Crossword Puzzle

QUESTIONS LIST:

• mountains: steep areas of land with a height of 600m or more
• weathering: the breakdown of rocks by chemical, biological or physical processes.
• frostshattering: wehn water becomes trapped in a rock and freezes/melts eventually breaking apart the rock.
• mantle: the second layer of the earth that is semi-solid.
• core: the centre of the earth with temperatures up to 5,500°c
• crust: the top layer of the earth made of solid rock. this is the part that we live on.
• magma: the name for molten rock that is still below the earth's surface.
• lava: the name for molten rock that is above the earth's surface.
• igneous: rocks formed from cooled magma that has minerals arranged in crystals.
• metamorphic: rock formed from existing rock that have been exposed to heat and pressure.
• sedimentary: a type of rock formed from layers of sediment and that can contain fossils.