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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
Deposition
B
Erosion
C
Weathering
D
Heat and Pressure
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
Lava cools
B
Compaction and Cementation
C
Heat and pressure
D
Weathering, erosion, and deposition
5) What is an example of chemical weathering?
A
Gravity pulls rocks to the bottom of a mountain.
B
Trees roots break rocks apart
C
Rock pieces carried by river water wear away pieces of rock in the riverbed.
D
Acid rain seeps into the ground and dissolves limestone.
6) What does erosion do?
A
It changes rock particles into rock
B
It moves pieces of rock.
C
It breaks down rock physically
D
It changes rock chemically
7) To learn how earths atmosphere has changed over time, Scientist study air bubbles in which of the following.
A
Pollen
B
Rocks containing urainium
C
Fossils in sedimentary rocks
D
Ice cores
8) This is a relative dating method
A
Radiometric Dating
B
Carbon - 14 Dating
C
Law of Superposition
D
None of the above
9) Radioactive dating is used to find
A
Law of superposition
B
Absolute age of rocks or fossils
C
Relative age of rock layers
D
Locations of rocks
10) A timeline that organizes major events in Earths history.
A
None of these
B
Geologic Time Scale
C
Eras
D
Carbon dating
11) Preserved remains or evidence of an organism that lived in the past.
A
Intrusion
B
Lava
C
Igneous rock
D
Fossil
12) The rock cycle happens only during summer months.
A
True
B
False
13) The dropping off of sediment
A
Deposition
B
Mechanical Weathering
C
Chemical Weathering
D
Erosion
*select an answer for all questions
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