ConcepTest: Relative Layer Age #14 part of Library:ConcepTests:Examples
Examine the image of rock layers below. Which letter represents the layer that was formed most recently? Image courtesy of USGS. a. A b. B c. C d. D

ConcepTest: Relative Layer Age #8 part of Library:ConcepTests:Examples
Examine the image of rock layers below. Which sequence of letters best represents the order in which the layers were formed (from oldest to youngest)? Image courtesy of USGS a. A, B, C, D, E b. B, D, C, E, A c. A, ...

ConcepTest: Relative Layer Age #18 part of Library:ConcepTests:Examples
Examine the image of rock layers below. Which statement is most accurate? a. Layers A and B are the same age. b. Layers A and C are the same age. c. Layers A and D are the same age.

ConcepTest: Relative Layer Age #17 part of Library:ConcepTests:Examples
Examine the image of rock layers below. Which letter represents the layer that was formed most recently? a. A b. B c. C d. D

ConcepTest: Relative Layer Age #31 part of Library:ConcepTests:Examples
Examine the image of rock layers below. Which letter represents the layer that was formed most recently? Image courtesy of USGS a. A b. B c. C d. D

ConcepTest: Relative Layer Age #29 part of Library:ConcepTests:Examples
Examine the image of rock layers below. Tilting must have occurred Image courtesy of USGS a. after A was deposited b. after B was deposited and before A was deposited c. before C was deposited d. after C was ...

ConcepTest: Relative Layer Age #26 part of Library:ConcepTests:Examples
Examine the image of rock layers below. Which letter represents the layer that was formed most recently? Image courtesy of USGS a. A b. B c. C d. D

ConcepTest: Relative Layer Age #36 part of Library:ConcepTests:Examples
Examine the image of rock layers below. Which letter represents the rock unit that was formed earliest? Image courtesy of USGS a. A b. B c. C

ConcepTest: Relative Layer Age #28 part of Library:ConcepTests:Examples
Examine the image of rock layers below. An angular unconformity is present between layers ___ and ___. Image courtesy of USGS a. C and D b. B and D c. C and B d. A and B

ConcepTest: Hydrologic Cycle part of Library:ConcepTests:Examples
The following diagram illustrates the Hydrologic Cycle. Match the letters below to the arrow on the diagram (note: some letters may be used for more than one arrow). Which process best represents Arrow 1? a. ...

ConcepTest: World Oceans #8 part of Library:ConcepTests:Examples
Examine the map of the world's oceans and use it to answer the following question. The global ocean conveyer belt begins with surface waters sinking to deeper levels at ___. a. F b. G c. E d. D

ConcepTest: Rain Shadow part of Library:ConcepTests:Examples
In the landscape below, how would the amount of rainfall change at location X if the mountain eroded down to the dashed line? a. Rainfall would increase b. Rainfall would decrease c. Rainfall would stay the same

ConcepTest: Oldest Rocks part of Library:ConcepTests:Examples
Carefully examine the relative positions of the lettered arrows on the timeline below and estimate the ages represented by each arrow. Identify which letter corresponds most closely to the age of the oldest known ...

ConcepTest: Relative Layer Age #24 part of Library:ConcepTests:Examples
What principle would be the best to apply to determine the order in which the layers in the image below were formed? a. Superposition b. Cross-cutting relationships c. Original horizontality

ConcepTest: Mt. Everest Limestone part of Library:ConcepTests:Examples
The rock on top of Mt. Everest is a shallow marine limestone deposited 200 million years ago. What does this tell us about the geologic history of the Himalayas? a. 200 million years ago the Himalayas did not ...

ConcepTest: Glacial Equilibrium part of Library:ConcepTests:Examples
If a glacier is in equilibrium (accumulation = ablation), what occurs at the terminus? a. sediment is deposited b. the glacier erodes the underlying bedrock c. neither erosion nor deposition occurs

ConcepTest: Earth Timeline - Formation of the Earth part of Library:ConcepTests:Examples
Carefully examine the relative positions of the lettered arrows on the timeline below and estimate the ages represented by each arrow. Identify which letter corresponds most closely to the formation of Earth. a. C ...

ConcepTest: World Oceans #10 part of Library:ConcepTests:Examples
Examine the map of the world's oceans and use it to answer the following question. A shipment of rubber elephants falls overboard in the southern Pacific Ocean at location H on the map. Ocean currents will ...

ConcepTest: A Pebble in a Stream part of Library:ConcepTests:Examples
A pebble in a stream a.must be a sedimentary rock. b.must have formed in the stream. c.must be younger than the stream channel. d.may represent any type of rock.

ConcepTest: Earth Timeline - dinosaur extinction part of Library:ConcepTests:Examples
Carefully examine the relative positions of the lettered arrows on the timeline below and estimate the ages represented by each arrow. Identify which letter corresponds most closely to the extinction of the ...