Rocks
Processes
The rock cycle
Layers of the Earth
100
Molten (or melted) rock within the Earth's crust
What is magma
100
__________ is the process by which rocks become magma
What is melting
100
The perpetual process by which one type of rock can turn into a different type of rock
What is the rock cycle
100
The top layers, which consists of rocks and soil
What is the crust
200
After a volcano erupts, magma is ejected and is called ________
What is lava
200
When magma and lava __________, igneous rock is formed
What is cool and solidify
200
_________ are involved in the rock cycle by eruptions that release hot lava
What is volcanoes
200
Oceanic crust is _________ than continental crust
What is thinner
300
As lava cools, _________ rock is formed
What is igenous
300
__________ is the process by which rocks break up into smaller pieces called sediment
What is weathering or erosion
300
________ or _________ wear and break up rocks into sediment
What is water or air
300
The inner-most densest layer in the middle of the Earth
What is the inner core
400
_____________ rocks are formed when small pieces of other rocks are pressed together
What is sedimentary
400
Loose sediment forms rock by _________________
What is compaction (lithification)
400
Sedimentary rocks can become __________ by the application of heat and pressure
What is metamorphic
400
The liquid layer
What is the outer core
500
Heat and pressure forms _________ rocks. These rocks have visible layers.
What is metamorphic
500
_________ and ____________ combine to form metamorphic rock
What is heat and pressure
500
Igneous rock can become ___________ through erosion
What is sediment
500
The thickest layers of the Earth
What is the mantle
M
e
n
u