Download Mr. Lanik - Plate Tectonics 2 DO NOT MARK ANSWERS ON THIS

Mr. Lanik - Plate Tectonics 2
DO NOT MARK ANSWERS ON THIS TEST!
use separate answer sheet!
1. Which map best indicates the probable locations of continents 100 million years from now if tectonic plate movement continues at
its present rate and direction?
1)
3)
2)
4)
2. Which cross-sectional diagram of a portion of the crust and mantle
best shows the pattern of mantle convection currents that are
believed to cause the formation of a mid-ocean ridge?
4. The diagram below shows a cross section of a portion of Earth. The
inferred motions of crustal plates are shown. Letters A through D
represent locations at Earth's surface.
1)
2)
Which letter represents the location of the mid-Atlantic Ridge?
3)
1) A
2) B
3) C
4) D
5. Oceanic crust is sliding beneath the Aleutian Islands in the North
Pacific Ocean, forming the Aleutian Trench at a
1) convergent plate boundary between the Pacific Plate and the
North American Plate
2) convergent plate boundary between the Pacific Plate and the
Juan de Fuca Plate
3) divergent plate boundary between the Pacific Plate and the
North American Plate
4) divergent plate boundary between the Pacific Plate and the Juan
de Fuca Plate
4)
3. During which period were North America, Africa, and South
America closest?
1) Paleogene
2) Cretaceous
3) Triassic
4) Ordovician
DO NOT MARK ANSWERS ON THIS TEST!
Base your answers to questions 6 through 8 on
the diagram below. The diagram represents the supercontinent Pangaea, which began to break up approximately 220 million
years ago.
6. During which geologic period within the Mesozoic Era did the supercontinent Pangaea begin to break apart?
7. State the compass direction toward which North America has moved since Pangaea began to break apart.
8. State one form of evidence that supports the inference that Pangaea existed.
9. Base your answer to the following question on The map below shows
California and a section of the San Andreas Fault.
10. The block diagram below shows the boundary between two tectonic
plates.
Which type of plate boundary is shown?
1) divergent
2) convergent
What is the primary geologic process occurring along the San
Andreas Fault?
1) transform movement
2) spreading movement
3) subduction
4) convergence
3) transform
4) complex
11. The large coal fields found in Pennsylvania provide evidence that
the climate of the northeastern United States was much warmer
during the Carboniferous Period. This change in climate over time
is best explained by the
1)
2)
3)
4)
movements of tectonic plates
effects of seasons
changes in the environment caused by humans
evolution of life