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ConcepTest Examples


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ConcepTest: Ocean Salinity During an Ice Age part of Examples
One million years ago ice sheets covered much of the Earth's land surface during an ice age. How did this affect the salinity of the oceans? a. Oceans were saltier than today. b. Oceans were less salty than ...

ConcepTest: Glacial Retreat part of Examples
What happens during a glacial retreat? a. The glacier flows back to its origin. b. Less ice is supplied to the terminus of the glacier. c. The glacier ceases to flow.

ConcepTest: Glacial Equilibrium part of 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: Glacial Terminal Moraine Formation part of Examples
A glacial terminal moraine forms when: a. the climate is getting colder. b. the climate is getting warmer. c. the climate is stable.

ConcepTest: Relative Layer Age #10 part of Examples
Examine the image of rock layers below. Which letter represents the layer that was formed earliest? Image courtesy of USGS a. A b. B c. C d. D

ConcepTest: Relative Layer Age #1 part of Examples
Examine the image below and determine which layer is oldest. Image courtesy of Alexandra Moore, Cornell University a. Layer 1 b. Layer 2 c. Layer 3

ConcepTest: Relative Layer Age #2 part of Examples
Examine the image of rock layers below. Which statement is most accurate in regard to rocks located at A and B? a. A is older than B. b. B is older than A. c. A and B are the same age.

ConcepTest: Relative Layer Age #3 part of Examples
Examine the image of rock layers below. Assume all the rock layers are horizontal. Which statement is most accurate in regard to rocks located at A, B, and C? a. A is the oldest and C is the youngest. b. B is the ...

ConcepTest: Relative Layer Age #4 part of Examples
Examine the image of rock layers below. Which statement is most accurate? Image courtesy of USGS. a. Layers A and E are the same age. b. Layers B and D are the same age. c. Layers C and F are the same age.

ConcepTest: Relative Layer Age #5 part of Examples
Examine the image of rock layers below. Which letter represents the layer that was formed first? Image courtesy of the USGS. a. A b. B c. C d. D

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