Relative Age Of Rocks
8 Questions
| Total Attempts: 399
Questions and Answers
- 1.According to the Law of Superposition, in horizontal sedimentary rock layers, the oldest rocks are found _______________.
- A.
In the middle
- B.
At the top
- C.
At the bottom
- D.
In a diagonal
- 2.An unconformity is caused by _________________.
- A.
Erosion
- B.
Isotopes
- C.
Precambrian
- D.
Faults
- 3.________________ says that the geologic processes that shaped Earth's surface in the past continue to shape Earth's surface today.
- A.
Intrusion
- B.
Extrusion
- C.
Unconformities
- D.
Uniformitarianism
- 4._____________ fossils were widely distributed and lived a short period of time. They can be used to determine the relative age of rocks.
- A.
Trace
- B.
Mold
- C.
Cast
- D.
Index
- 5.Geologists study the ___________ age of __________ rocks in order to help them learn more about the relative age of sedimentary rocks.
- A.
Absolute; igneous
- B.
Absolute; metamorphic
- C.
Relative; sedimentary
- D.
Relative; metamorphic
- 6.
According to the Law of Superposition, which layer in this image is the youngest?- A.
Hermit shale
- B.
Toroweap Formation
- C.
Kaibab Limestone
- D.
Coconino Sandstone
- 7.
Which layer at Site 2 is the same age as Layer D, from Site 1?
- A.
Layer K
- B.
Layer I
- C.
Layer E
- D.
Layer A
- 8.An intrusion is always ______________ than the rock it cuts through.
- A.
Different
- B.
Older
- C.
Younger
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