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Flashcards do conjunto (6)
- 1How are intrusive igneous rocks formed?Intrusive igneous rocks are formed from magma. Intrusive rocks are formed deep inside the surface of the earth.
eg. Granite - 2How are extrusive igneous rocks formed?extrusive igneous rocks are formed from lava. extrusive rocks are formed at the surface of the earth when magma finds a way to eject or pour out of the surface.
eg. basalt - 3what are the characteristics of Igneous rocks?the chemical composition of the magma; the temperature of solidification; and the rate of cooling which influences the crystallization process.
- 4difference between magma and lava?Magma is composed of molten rock and is stored in the Earth's crust. Lava is magma that reaches the surface of our planet through a volcano vent.
- 5difference between weathering and erosion?Erosion happens when rocks and sediments are picked up and moved to another place by ice, water, wind or gravity. weathering physically breaks up the rock. One example is called frost action or frost shattering.
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- FlashCards sobre Sem título, criado por Ella Pavichievac em 23-05-2019.
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- Ella Pavichievac
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