Igneous Rocks
What is sedimentary rock made of?
rounded grains of rock (sediment), fossils, and plants
What types of rocks can turn into metamorphic rocks
sedimentary, igneous, and most metamorphic rocks
A rock that was sediment, then went under pressure, then was melted down and then cooled inside a volcano is this type of rock.
What is INTRUSIVE igneous rock?
This word means the study of rocks
geology
Which is the most rare type of rock
Metamorphic Rock
Think about the word Molten. Does it mean HARD to melt or EASY to melt?
HARD TO MELT
Intrusive Rocks are most likely made from
In order for any rock to turn into a sedimentary rock, what two things are required?
Compaction and cementation OR Weathering and Cementation
Describe the layers of metamorphic rock
WAVY BANDS
BENT
DISTORTED
What has to happen for any rock to become an igneous rock?
MELTING
Think about the name METAMORPHIC . what does the word MORPH most likely mean?
What is "form" or "to change"?
Igneous rocks can be classified into these two types.
What are intrusive and extrusive rocks?
Describe the layers of sedimentary rocks
Layers of sedimentary rock are flat and _________
Parallel
Metamorphic rock can be turned into a VERY expensive material . This can be found in some kitchens. NAME THAT MATERIAL
Marble
What common sedimentary rock is made from mostly sand
Sandstone
About how long can it take for the rock cycle to complete
A MILLION YEARS
TRUE OR FALSE ?
Magma produced igneous rocks contain TINY crystals and Lava produced igneous rocks contain LARGE Crystals.
FALSE
LARGE crystals are produced from Magma and TINY crystals are produced from Lava.
WHERE are you most likely to find a sedimentary rock?
Ocean , lake, or stream
Where does metamorphic rock get its heat and pressure from
HEAT comes from _____________
PRESSURE comes from ___________
Heat comes from the MANTLE
Pressure comes from GRAVITY
In order for a sedimentary rock to become sediments what has to happen?
Weathering and Erosion
What does the term igneous mean?
Fire