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natu 5º U3 what' s geology?

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  • What are sedimentary rocks?
    Rocks formed by sediments
  • Name the layers of the Earth
    Crust, mantle (upper mantle), inner core and outer core
  • Name 5 geological processes
    Volcanism, plate tectonics, erosion. weathering, deposition
  • Name 3 ways that we can use minerals
    For toasters, cement, watches, coins, medical cast
  • What are igneous rocks?
    Rocks formed by magma
  • What' s the opposite of shiny?
    dull
  • According to Mohs scale, what' s the hardest mineral?
    Diamond
  • What are metamorphic rocks?
    Rocks transformed over time by heat and pressure
  • According to Mohs scale, what' s the softest mineral?
    Talc
  • How can we classify minerals?
    By lustre, colour, cleavage and fracture and hardness
  • What' s the difference between geosphere and lithosphere?
    Geosphere= crust+ mantle+ inner core+ outer core/ Lithosphere= crust+ upper mantle
  • Name 3 ways that we can use rocks
    For building houses, floor, work sufaces, roofs, boards
  • What's another word for "shininess"?
    Lustre
  • T/ F: Landforms are natural features of the Earth' s surface
    True