SCIN 138 SCIN138 Week 2 Quiz (APUS)
SCIN138 Week 2 Quiz (APUS)
Exam 2 (timed & single access): Visualizing; Chapters 3 & 4 (Due Week 2)
Question 1 of 25 4.0/ 4.0 Points
When we see sedimentary rock units that are twisted or tilted, we know that some force must have disturbed the strata after they were deposited. The principle upon which we base this inference is the principle of _____.
Question 2 of 25 4.0/ 4.0 Points
If you see a vertical magmatic intrusion embedded in horizontal layers of sedimentary rocks, which principle will help you determine the relative age of the intrusion?
Question 3 of 25 4.0/ 4.0 Points
For the block diagram below, what type of unconformity is labeled as 1?
Question 4 of 25 4.0/ 4.0 Points
For the stratigraphic section of the Grand Canyon depicted in the photograph below, which rock unit is youngest?
Question 5 of 25 4.0/ 4.0 Points
Numerical age is the age of a rock or geological feature in years
Question 6 of 25 4.0/ 4.0 Points
The relative ages of the different rock units, in the section of the Grand Canyon shown below, can be determined based on:
Question 7 of 25 4.0/ 4.0 Points
Periods of geologic time lasted for
Question 8 of 25 4.0/ 4.0 Points
Correct Radioactivity is the process in which an element spontaneously transforms into another isotope of the same element, or into a different element.
Question 9 of 25 4.0/ 4.0 Points
For the block diagram below, which of the following statements is(are) true?
Question 10 of 25 4.0/ 4.0 Points
A geologic era is a shorter unit of time than a geologic period.
Question 11 of 25 4.0/ 4.0 Points
The oldest radiometric date reported for a Precambrian body of rock is approximately _____.
Question 12 of 25 4.0/ 4.0 Points
Our best estimate for the age of the Earth is _____. (Hint- pay attention to units in the answer choices!)
Question 13 of 25 4.0/ 4.0 Points
The idea proposed by Alfred Wegener to explain the continental shapes and positions is known as _____.
Question 14 of 25 4.0/ 4.0 Points
According to Wegener's model, what was the evidence for the existence of Pangaea?
Question 15 of 25 4.0/ 4.0 Points
The plates 'floating' on the asthenosphere is a condition called
Question 16 of 25 4.0/ 4.0 Points
What was the name of the floral fossils Wegener used for the idea of continental drift?
Question 17 of 25 4.0/ 4.0 Points
In the figure below, what is the age of the sea floor off of the north coast of Spain? (In the diagram, Spain is located in the top right corner.)
Question 18 of 25 4.0/ 4.0 Points
The evolution of life progressed from marine invertebrates to fish, amphibians, and reptiles during the _________ Era.
Question 19 of 25 4.0/ 4.0 Points
Which type of plate boundary results from two plates moving apart?
Question 20 of 25 4.0/ 4.0 Points
Indonesia is a good example of a convergent margin.
Question 21 of 25 4.0/ 4.0 Points
What term best describes the driving force behind plate tectonics?
Question 22 of 25 4.0/ 4.0 Points
Which of the following locations is the best example of continental crust colliding with continental crust?
Question 23 of 25 4.0/ 4.0 Points
The phenomenon of the Earth's magnetic pole being in different locations in the past is known as _______.
Question 24 of 25 4.0/ 4.0 Points
As rocks cool, they become less dense and rise.
Question 25 of 25 4.0/ 4.0 Points
Earthquakes and volcanic eruptions occur primarily along plate margins.