EH Investigation 3 Question Preview (ID: 47570)
Limestone Sandstone Shale.
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Sand that has been eroded gets deposited
a) in a basin.
b) on a mountain top.
c) in the trees.
d) no where.
Sand can turn into sandstone when
a) groundwater between particles evaporates, leaving behind dissolved substances that act as cement.
b) sand particles get compacted with pressure for many years on end.
c) stone and sand get mixed together, with groundwater adding cement to the mix.
d) sand gets eroded, dropped in a basin, and left for a million years.
Shale is made from particles the size of
a) boulders and pebbles.
b) sand and gravel.
c) clay and silt.
d) boulders and silt.
In order for particles to form shale, the processes of _____ and _____ must take place.
a) weathering and compaction.
b) sedimentation and erosion.
c) weathering and erosion.
d) cementation and compaction.
In order for a limestone to form, _____ must be present.
a) swamps
b) silt
c) salt
d) calcite
In what environment does limestone form?
a) a river
b) a swamp
c) a basin
d) marine (the ocean)
How is limestone different from the other sedimentary rocks?
a) It fizzes in the presence of acid.
b) It's made of small particles.
c) It is weathered and eroded before becoming a rock.
d) It has no difference from the other rocks.
What does the law of superposition state?
a) All rocks are the same age.
b) Over millions of years, all rocks change into a new type.
c) The lowest rock in a column is the oldest, while the highest rock is the youngest.
d) The lower the rock in a column, the younger it gets.
What is the principle of uniformitarianism?
a) The processes that change the Earth in the past continue to shape Earth's surface today.
b) The processes that shaped the Earth in the past have changed to shape the Earth today.
c) Everything is uniform for all compositions of rocks.
d) Not one spot of Earth's surface changes for a long time.
The principle of original horizontality tells us that
a) Sedimentary rock forms horizontally.
b) Sedimentary rock forms vertically.
c) Sedimentary rock forms in many different ways.
d) Sedimentary rocks form every day.
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