Flashcards
Internal structure of the Earth
Cards in this deck (8)
- 1The layers of the Earth can be divided into layers according to its chemical composition as we can see in the picture. These layers are called...Crust
Mantle
Outer core
Inner core - 2The crust is made up of...less dense rocks, rich in silicon and aluminium
- 3The mantle is composed of...denser rocks like magnesium
- 4The core is principally made up of...iron and other metals.
- 5—These are the three discontinuity boundaries:
Mohorovicic discontinuity
Gutenberg discontinuity
Lehmann discontinuity
- 6The Mohorovicic discontinuity marks the boundary betweenthe crust and the mantle
- 7The Gutenberg discontinuity marks the boundary betweenthe mantle and the outer core
- 8THe Lehman discontinuity marks the boundary betweenthe outer core and the inner core
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- 4º de ESO Geology Flashcards on Internal structure of the Earth, created by ciencies LSM on 26/09/2017.
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- ciencies LSM
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