Science 6 4th

• Core, The central or innermost portion of the Earth, lying below the mantle and probably consisting of iron and nickel.
• Core has 2 types, outer core and inner core.
• Outer core is made up of liquid iron and nickel.
• Inner core is made up of solid and iron
• The earth layer has 3 types, Crust, Mantle And core
• The crust is the thinnest
• The mantle is the thickest
• The element of them is silicone and iron
• The oceanic crust is the thinnest part of the earth, and is also least dense, and is composed by basalt
• Crust has 2 types
• The continental crust is more thick, more dense and is composed by granite
• The egg white is the mantle of the earth
• The egg yolk is the core of the earth
• The egg shell is the crust of the earth
• The mantle has 2 types, the upper part and the lower part
• The lithosphere is the crunchy layer of the crust
• A fissure is a crack when an earthquake occurs
• An eruption is when magma comes out from the volcano
• Tectonic plate movement causes earthquakes
• Lava is the thing that comes out in the volcano
• An earthquake originates in the Epicenter