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ConcepTest Examples

This material is replicated on a number of sites as part of the SERC Pedagogic Service Project

David Steer and David McConnell at the University of Akron are creating and reviewing ConcepTests for introductory geoscience courses. If anyone would like to test existing questions or submit additional questions, please contact them.

This collection was created with funding from the National Science Foundation, (DUE-0087894).

Introductory geoscience students may attempt to deal with the material by trying to simply memorize it. McConnell et al. (2003) suggest that geoscience ConcepTests should be additionally restricted to the level of comprehension or application in Bloom's taxonomy.


Results 1 - 10 of 327 matches

ConcepTest: Box Modelling: Fluxes & Turnover Times part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Which of the following is true of the simplified ocean-atmosphere water cycle depicted in the box model below? A. There is a net flux of water from ocean to atmosphere. B. There is a net flux of water from ...

ConcepTest: Ocean Element Profiles - 1 part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Which element could have a depth profile in the ocean that looks like this? A. Oxygen, an element produced during photosynthesis B. Barium, an element required in trace amounts for micro-organisms C. Nitrogen, a ...

ConcepTest: Ocean Element Profiles - 2 part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Which element could have a depth profile in the ocean that looks like this? A. It probably has a source from the atmosphere B. It is probably an essential nutrient for phytoplankton  C. It probably has a ...

ConcepTest: Magnetic Inclination part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
The diagram below shows the magnetic inclination determined for three lava flows preserved in a cliff. (Assume that Earth's magnetic field was in the same orientation as it is today.) What happened to the ...

ConcepTest: Change in Porportion of Parent Isotopes Over Time part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Which graph below best represents the change in the proportion of unstable (parent) radioactive isotopes with time? a. A b. B c. C d. D

ConcepTest: Radioactive Decay part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
If radioactive decay began with 400,000 parent atoms, how many would be left after 3 half lives? a. 200,000 b. 100,000 c. 50,000 d. 25,000

ConcepTest: Temperature and Depth of Rock Formation #4 part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
The diagram below illustrates five potential combinations of temperature and depth that are characteristic of different rock types. Answer the question that follows using the diagram. Which letter is the best ...

ConcepTest: Relative Time Diagram #5 part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Assuming all rocks are sedimentary unless otherwise indicated, what is the possible age of F if A is 100 million years old and D is 70 million years old? a. 85 Myrs b. 170 Myrs c. 55 Myrs d. 110 Myrs

ConcepTest: Einsteinium Half-life part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
The isotope Einsteinium-253 has a half-life of 20 days. If you began an experiment with an 80-gram sample of Einsteinium-253, how much would remain after 60 days? a. 60 grams b. 40 grams c. 20 grams d. 10 grams

ConcepTest: Calculating Rock Age from Parent Radioactive Isotope part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
A radioactive (parent) isotope of element X is discovered in different amounts in four rocks (A, B, C, D) of the same composition. Which rock has the oldest calculated age? a. 15% of element X remains in Rock A b. ...