WorksheetsMetamorphic Rock Unit Test
Total questions: 16
Worksheet time: 8mins
Name
Class
Date
1.
1. Metamorphic rocks are formed from
a)
weathering, erosion, and deposition
b)
cooling magma or lava
c)
heat and pressure
2.
2. Metamorphic Rock often has banded ribbon like layers.
a)
True
b)
False
3.
3. The appearance of layers in metamorphic rocks is caused by deposition of sediments.
a)
True
b)
False
4.
4. Movement of Earth's tectonic plates causes extreme ___________________ below Earth's surface.
a)
compaction and cementation
b)
weathering and erosion
c)
heat and pressure
d)
explosions
5.
5. Heat and pressure can change sedimentary, igneous, or another older metamorphic rock into metamorphic rock.
a)
True
b)
False
6.
6. Heat cannot change a rock unless it is melted.
a)
True
b)
False
7.
7. The deeper the rock is buried in the Earth's crust, the greater the _________________ on the rock.
a)
movement
b)
gravity
c)
pressure
d)
mass
8.
8. The rock in the photograph was once sedimentary rock. Now it is metamorphic rock. What is most likely to have changed the rock?
a)
Extreme heat at one time melted the sedimentary rock and pressure made it flow in varying directions.
b)
An earthquake caused tectonic plates to shift and pressure on soft sedimentary rock shaped it into wavy patterns.
c)
Heat made the rock less rigid and pressure moved it around.
d)
None of the above
9.
Rock that is completely melted which then hardens into new rock is considered a form of metamorphic rock.
a)
True
b)
False
10.
What is(are) the heat source(s) by which rocks are heated to change into metamorphic rocks?
a)
lava
b)
magma
c)
lava and magma
d)
neither lava nor magma
11.
Metamorphic rock is best defined as ________________________
a)
rock formed from the remains of plants and animals deposited in layers
b)
rock formed by lava erupting onto the Earth's surface
c)
rock that is formed from another rock as a result of changes in heat and/or pressure
d)
rock that forms when minerals are dissolved in a water solution and crystallize
12.
How do metamorphic rocks form?
a)
cooling magma
b)
compaction and cemetation
c)
cooling lava
d)
heat and pressure
13.
Any rock formed when another rock is changed by heat and __________ is a metamorphic rock.
a)
cooling magma
b)
gravity
c)
pressure
14.
Which texture best describes this rock?
a)
foliated
b)
nonfoliated
c)
layered
d)
wavy
15.
What does "morph" mean?
a)
alter
b)
switch
c)
change
d)
rearrange
16.
What do we call the group of metamorphic rocks that have visible layers or bands of minerals within them?
a)
foliated
b)
layered
c)
nonfoliated
d)
wavy
100 %
