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Earth History
Test Description: 8.E.2
Instructions: Answer all questions to get your test result.
1) Magma is molten rock _________ the ground.
A
Below
B
Above
2) A process that breaks down rocks into smaller pieces
A
Weathering
B
Erosion
C
Heat and Pressure
D
Deposition
3) Which of the following is not a rock type?
A
Physical
B
Igneous
C
Sedimentary
D
Metamorphic
4) This is how metamorphic rocks form.
A
Weathering, erosion, and deposition
B
Heat and pressure
C
Lava cools
D
Compaction and Cementation
5) What is an example of chemical weathering?
A
Rock pieces carried by river water wear away pieces of rock in the riverbed.
B
Gravity pulls rocks to the bottom of a mountain.
C
Acid rain seeps into the ground and dissolves limestone.
D
Trees roots break rocks apart
6) What does erosion do?
A
It breaks down rock physically
B
It changes rock chemically
C
It moves pieces of rock.
D
It changes rock particles into rock
7) To learn how earths atmosphere has changed over time, Scientist study air bubbles in which of the following.
A
Pollen
B
Ice cores
C
Fossils in sedimentary rocks
D
Rocks containing urainium
8) This is a relative dating method
A
Carbon - 14 Dating
B
Law of Superposition
C
Radiometric Dating
D
None of the above
9) Radioactive dating is used to find
A
Locations of rocks
B
Absolute age of rocks or fossils
C
Law of superposition
D
Relative age of rock layers
10) A timeline that organizes major events in Earths history.
A
Eras
B
None of these
C
Geologic Time Scale
D
Carbon dating
11) Preserved remains or evidence of an organism that lived in the past.
A
Fossil
B
Igneous rock
C
Lava
D
Intrusion
12) The rock cycle happens only during summer months.
A
True
B
False
13) The dropping off of sediment
A
Erosion
B
Deposition
C
Mechanical Weathering
D
Chemical Weathering
*select an answer for all questions
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