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6th Grade Rock Test
6th Grade Rock Test
30
Science
6th Grade
10/02/2019

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Cards

Term
Erosion
Definition
The Transport of weathered materials by water, wind , ice or gravity
Term
Igneous Rock
Definition
a rock formed from cooled magma or lava
Term
Extrusive Igneous Rock
Definition
formed when lava cools on the surface of the Earth (cools fast)
Term
Intrusive Igneous Rock
Definition
formed when magma cools below the surface of the Earth (cools slow)
Term
Metamorphic Rock
Definition
a type of rock that forms when rock is exposed to high temperature and pressure
Term
Mineral
Definition
a naturally-occurring inorganic crystalline solid with a definite chemical composition
Term
Parent Rock
Definition
the original rock from which something else formed
Term
Particle Size
Definition
the general dimensions of the particles or mineral grains in a rock or sediment (gravel, sand, silt, clay
Term
Sedimentary rock
Definition
type of rock that forms from layers of sediment compacted and cemented together
Term
Weathering
Definition
the process by which natural forces break down rocks, minerals, and soil
Term
Chemical
Definition
caused by chemical reactions
rust/acid rain
Term
Mechanical
Definition
caused by natural or environmental forces
ice wedging, root expansion
Term
How is intrusive igneous rock formed?
Definition
Magam cooling
Term
How is Extrusive Igneous Rock formed?
Definition
Lava Cooling
Term
How is sedimentary rock formed?
Definition
fragments of other rocks
Term
How is metamorphic rock formed?
Definition
an increase in heat and pressure
Term
Rock Cycle
Definition
[image]
Term
What must happen for a igneous rock to become a sedimentary rock
Definition
Weathering and erosion
Term
When metamorphic rock inside the earth melts it becomes
Definition
magma
Term
How can sedimentary rock become metamorphic rock?
Definition
heating and pressure
Term
What is weathering?
Definition
when a rock is broken down
Term
What is erosion?
Definition
when broken down rock is moved
Term
What is deposition?
Definition
The placement of weathered rocks
Term
Where does weathering and erosion take place?
Definition
On the Earth's surface
Term
Two types of weathering
Definition
Mechanical and Chemical
Term
What is mechanical weathering (physical)
Definition
abrasion, ice wedging, plant root growth, exfoliation
Term
What is chemical weathering (reaction)
Definition
dissolving and rusting
Term
Where are you most likely to find metamorphic rock?
Definition
inside the earth
Term
What is melted molten rock?
Definition
Magma
Term
What forms sedimentary rock?
Definition
sand and other small particles
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