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|  | Java Games: Flashcards, matching, concentration, and word search. |  |  
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Sol 5.7 Rocks Earth's Layer Vocabulary list 1
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 | 4 layers of the Earht | crust, mantle, outer core, inner core |  | crust | Outer solid layer of Earth, forms the continents. |  | mantle | Layer made of melted rock (lumpy gravy). |  | outer core | Layer made of liquid iron and nickel. |  | inner core | Layer made of solid iron and nickel, under extreme pressure and heat. |  | magma | Melted rock deep inside the Earth. |  | lava | Melted rock on the Earth's surface. |  | pressure | pushing down, pressing against. |  
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