Exam 2: Modules 4 – 7
Instructions
Description Welcome to Exam 2: Modules 4 – 6. You have one attempt to complete the exam. The attempt does not have time restrictions, so you may start the exam and then return to it. Refer to the in-class PPTs as you take the test. Please let me know if you have questions.
Instructions
Multiple Attempts This test allows 1 attempt.
Force Completion This test can be saved and resumed later.
Question 1
1. As an explanation for continental drift, Eastern South American and West African show a ___________.
fossil evidence
geologic fit
glacial deposits
jigsaw fit
tectonic fit
2. As an explanation for continental drift, ancient rock outcrops over 2,000 million years old that were continuous from South America to West Africa show a ___________.
fossil evidence
geologic fit
glacial deposits
jigsaw fit
tectonic fit
3. As an explanation for continental drift, fragments of an old mountain belt between 450 and 400 million years ago are found on widely separated continents today show ____________.
fossil evidence
geologic fit
glacial deposits
jigsaw fit
tectonic fit
4. As an explanation for continental drift, ____________ formed about 300 million years ago are found in Antarctica, Africa, South America, India and Australia.
fossil evidence
geologic fit
glacial deposits
jigsaw fit
tectonic fit
5. Plate boundaries are associated with tectonic activity – ____________.
mountain building only
earthquakes only
active volcanoes
all of the above
none of the above
6. Each of the 14 lithospheric plates moves ____________.
independently and at a different speed
independently but at the same speed
together but at a different speed
together but at the same speed
7. Please place the following steps of seafloor spreading in order.
______ The magma cools, forming new sea floor and resulting in a build-up of basaltic rock around the crack, which is called a mid-ocean ridge.
______ The crust spreads apart making room for new magma to flow up through it.
______ Hot magma rises from the asthenosphere and up into existing ocean crust through fractures.
YOU MUST MATCH THE TERM TO ITS DEFINITION AND SELECT THE CORRECT IMAGE FOR FULL CREDIT FOR QUESTIONS 8 – 13. GRADES WILL BE MANUALLY ADJUSTED.
8. Match each type of volcano to its correct description.
______ caldera A. smallest of volcanic mountains
______ cinder cone B. large, steep-sided, roughly circular
______ composite C. usually small, with an irregular shape
______ lava (plug) dome D. steep-sided, large, symmetrical cones
______ shield E. never steep-sided, but can be very high
9. The following image represents a ___________.
caldera
cinder cone
composite
lava (plug) dome
shield
10. The following image represents a ___________.
caldera
cinder cone
composite
lava (plug) dome
shield
11. The following image represents a ___________.
caldera
cinder cone
composite
lava (plug) dome
shield
12. The following image represents a ___________.
caldera
cinder cone
composite
lava (plug) dome
shield
13. The following image represents a ___________.
caldera
cinder cone
composite
lava (plug) dome
shield
14. The following image represents a ___________ on a topographic map.
caldera
cinder cone
composite
lava (plug) dome
shield
15. Entire mountain ranges, like the Appalachians, have extensive fold systems.
True
False
16. Match each term to its definition.
_____ Aftershock A. The location on the ground’s surface immediately above the focus of an earthquake, where earthquake intensity is usually greatest
_____ Epicenter B. A small earthquake that sometimes precedes a larger earthquake
_____ Focus C. The location of initial movement along a fault during an earthquake
_____ Foreshock D. A small earthquake that follows the main earthquake
_____ Magnitude E. The relative amount of energy released during an earthquake
YOU MUST MATCH THE TERM TO ITS DEFINITION AND SELECT THE CORRECT IMAGE FOR FULL CREDIT FOR QUESTIONS 17 – 20. GRADES WILL BE MANUALLY ADJUSTED.
17. A ____________ is a block or earth that has been relatively uplifted between two normal faults that dip away from each other.
graben
horst
scarp
tilted fault-block mountain
18. A ____________, or cliff face, results from the vertical movement of the fault blocks.
graben
horst
scarp
tilted fault-block mountain
19. The image below is a ____________.
graben
horst
scarp
tilted fault-block mountain
20. The image below is a ____________.
graben
horst
scarp
tilted fault-block mountain
21. Faults ____________.
are always large
are always small
can vary in size
22. ________ refers to the .mixing of sand or soil and groundwater during the shaking of a moderate or strong earthquake
Ground shaking
Landslides
Liquefaction
Tsunamis
Seismic Monitor Portion of the Exam
1. Go to http://ds.iris.edu/seismon/index.phtml.
2. Click on the country assigned to you.
3. Click on an earthquake of your choice.
Record the date and time, latitude, longitude, magnitude, depth, and location of the earthquake location.
4. Click on the location. A new window will open.
5. Click on Map.
6. Click on Show the Plate Boundaries.
What type of plate boundaries border the region?
7. Zoom in using the + sign and locate a nearby landmark (or city).
Record the name of the landmark (or city).
8. Click View on Google Maps.
Name a nearby landform.
In-Person Portion of Exam 2
Do not complete this portion of the exam. I will record your answers during the in-person portion of the exam.
1. Define a contour line. (2 points)
2. Identify a contour line. (2 points)
3. Define an index contour line. (2 points)
4. Identify an index contour line. (2 points)
5. Define a contour interval. (2 points)
6. Identify a contour interval. (2 points)
7. Calculate the value of a contour interval. (2 points)
8. Define relief. (2 points)
9. Calculate relief. (2 points)
10. Measure distance between two points. (2 points)
11. Define gradient. (2 points)
12. Calculate gradient. (2 points)
13. Identify a hill and explain why you know it is a hill. (2 points)
14. Identify a depression and explain why you know it is a depression. (2 points)
15. Identify a steep slope and explain how you know. (2 points)