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32 questions
Where is magma found?
inside Earth
on the surface of the Earth
Where is lava found?
inside Earth
on the surface of the Earth
How do extrusive igneous rocks form?
from lava that erupted onto Earth's surface
from magma that hardened beneath Earth's surface
How do intrusive igneous rocks form?
from lava that erupted onto Earth's surface
from magma that hardened beneath Earth's surface
Fine-grained igneous rocks with small crystals formed from
rapidly cooling lava
slowly cooling magma
Coarse-grained igneous rocks with large crystals formed from
rapidly cooling lava
slow cooling magma
Is this igneous rock, porphyry, fine-grained or coarse-grained?
fine-grained
coarse-grained
Is this igneous rock, obsidian, fine-grained or coarse-grained?
fine-grained
coarse-grained
Rhyolite is a fine-grained, extrusive, igneous rock. How did it form?
rapidly cooling lava
slowly cooling magma
Pegmatite is a coarse-grained, intrusive, igneous rock. How did it form?
rapidly cooling lava
slowly cooling magma
Basalt is an extrusive igneous rock. What does this tell you about it?
it was formed from lava that erupted onto Earth's surface
it was formed from slowly cooling magma
it was formed from magma that hardened beneath Earth's surface
Diorite is an intrusive igneous rock. What does this tell you about it?
it was formed from lava that erupted onto Earth's surface
it was formed from magma that hardened beneath Earth's surface
it was formed from rapidly cooling lava
Which type of rock is formed from the solidification of magma or lava?
igneous
sedimentary
metamorphic
bioclastic
Where is magma located?
above ground
below ground
in the stratosphere
in the thermosphere
Where is lava located?
above ground
below ground
in the core
in the mantle
Describe the texture of the following igneous rock.
smooth
coarse
vesicular
glassy
Describe the texture of the following igneous rock.
glassy
rough
vesicular
coarse
Describe the texture of the following igneous rock (grain size 1-10 mm).
vesicular
glassy
fine
coarse
Describe the texture of the following igneous rock (grain size < 1mm).
glassy
fine
coarse
vesicular
Describe the mineral composition of the following igneous rock.
felsic
mafic
Describe the mineral composition of the following igneous rock.
felsic
mafic
Describe the environment of formation for the following igneous rock (grain size > 10 mm).
intrusive
extrusive
Describe the environment of formation for the following igneous rock.
intrusive
extrusive
Describe the rate of cooling for the following igneous rock (grain size 1-10 mm).
slow cooling
rapid cooling
Describe the rate of cooling for the following igneous rock.
slow cooling
rapid cooling
Describe the environment of formation for the following igneous rock (grain size 1-10 mm).
above ground
below ground
Describe the environment of formation for the following igneous rock (grain size < 1 mm).
above ground
below ground
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