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What is the first step of Earth Formation?
Sun was formed from nebula
Which layer of the planet has water in three states?
Hydropshere
Which layer of the planet contains all life?
Biosphere
Name the layers of the Geosphere/Earth
Crust, Mantle, Core
The layers of the Geosphere are seperated by
Discontinuities
The continental crust is made of rocks such as
Granite, clay, and slate
The oceanic crust is made primarily of (rock type)
Basalt
The Mantle is made primarily of
Peridotite
The core is made mostly of (mineral)
Iron
Is the inner or outer core solid? Why?
The inner core is solid due to pressure
What is a mineral?
Solid, inorganic, naturally ocuring substance; specific chemical composition
Name two physical properties used to classify minerals
Shape of crystals, streak, color, luster, hardness, cleavage, density
Name two uses of minerals
Ore, raw materials (industry), gems and precious stones
What are ores?
Minerals that contain metals
How are minerals used in industry?
Uraninite for nuclear fuel, quartz for glass and solar, and gypsum for plaster, fertilizers, and explosives
What are mines?
Places where minerals are extracted from earths crust
