Share natu 5º U3 what' s geology?
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Name the layers of the Earth
Crust, mantle (upper mantle), inner core and outer core
What are igneous rocks?
Rocks formed by magma
What are sedimentary rocks?
Rocks formed by sediments
What are metamorphic rocks?
Rocks transformed over time by heat and pressure
What' s the difference between geosphere and lithosphere?
Geosphere= crust+ mantle+ inner core+ outer core/ Lithosphere= crust+ upper mantle
T/ F: Landforms are natural features of the Earth' s surface
True
Name 5 geological processes
Volcanism, plate tectonics, erosion. weathering, deposition
How can we classify minerals?
By lustre, colour, cleavage and fracture and hardness
According to Mohs scale, what' s the softest mineral?
Talc
According to Mohs scale, what' s the hardest mineral?
Diamond
What's another word for "shininess"?
Lustre
What' s the opposite of shiny?
dull
Name 3 ways that we can use minerals
For toasters, cement, watches, coins, medical cast
Name 3 ways that we can use rocks
For building houses, floor, work sufaces, roofs, boards
