The lower layers of material get _______ into rock by the weight of the upper layers.
What is pressed.
100
Like igneous rocks, Metamorphic rocks can be raised to earth's ______ over time.
What is surface.
100
Deep rocks may be raised closer to the surface when _______ are pushed up.
What is mountains.
100
Magma cools into ____.
What is rock.
200
Loose material is carried by _______ or _______ and then settles out, forming layers.
What is Water or Wind
200
The rocks become a _______ when heat or pressure is applied.
What is Metamorphic Rock
200
At the same time other processes can ware away the rocks that cover the ________ rocks.
What is deeper.
200
Rocks melt into _____.
What is magma.
300
Some sedimentary rocks form in different ways, as when water _______, leaving behind minerals that where ______ in it
What is evaporates and dissolved.
300
New conditions cause the ________ of the rock to change and new minerals form.
What is structure.
300
Igneous rocks that originally __________ at great depths can reach earth's ________ over time
What is formed and surface.
300
Magma is molten rock ______ earth.
What is within.
400
*Daily Double*
What do metamorphic rocks tell us about the past?
Cracks can show where water once was, the type of sediment can also tell what deposits where there and what minerals can be found.
400
Rock can get buried deeper in the _____.
What is crust
400
*Daily Double*
How does silica levels effect the flow of magma?
Silica affects the flow of lava because if there is a low amount of silica it flows easier but with high levels of silica the top of the volcanoes blow off due to high pressure.
400
Rocks and other loose materials break down into loose _________ at earth's surface.
What is particles.
500
How do sedimentary rocks form?
Sedimentary rocks form when pieces of older rocks, plants, and other loose material get pressed or cemented together.
500
How do metamorphic rocks form?
Metamorphic rocks form when heat or pressure cause change in Sedimentary or Igneous rock.
500
How do igneous rocks form.
When molten rock cools and becomes a solid.
500
What are three different ways igneous rock can change as it moves to another stage of the rock cycle?
It can melt into magma, it could move to the surface when other rocks ware away, or it could grind on other rocks and make sediment.