ConcepTest: Ocean Element Profiles - 2 part of Pedagogy in Action:Library: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: Ocean Element Profiles - 1 part of Pedagogy in Action:Library: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: Drivers of Ocean Salinity Variations part of Pedagogy in Action:Library:ConcepTests:Examples
Imagine ocean circulation stopped suddenly, with half of the world's salts in the northern hemisphere and half in the southern hemisphere. Assuming no net difference between evaporation and precipitation ...

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: Relative Time Diagram #2 part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Match the features in the relative time diagram below with the events described in the short sentences. Assume all rocks are sedimentary unless otherwise indicated. Which unit was formed before A but after E? a. C ...

ConcepTest: Oldest Rock Dating #1 part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
The world's oldest known rock is approximately 4 billion (4,000 million) years old. What are the approximate relative percentages of parent and daughter isotopes for Uranium-238 and Lead-206 (half-life = 4.5 ...

ConcepTest: Egg-Rock Analogy part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
Cooking an egg could be seen as an analog for the formation of a. igneous rock b. metamorphic rock c. sedimentary rock.

ConcepTest: Rock Cycle Temperature Profile #2 part of Starting Point-Teaching Entry Level Geoscience:ConcepTests:Examples
The graph below illustrates how the temperature changed with time for part of the rock cycle. Which of the following is best represented by the graph? a. sediment is lithified to form sedimentary rock b. ...

Conceptest: Cooling rate of Igneous Rocks part of Teaching Methods:ConcepTests:Examples
What is the most likely cooling rate and composition of a light colored, small grained igneous rock? A. Cooled rapidly, low silica B. Cooled rapidly, high silica C. Cooled slowly, low silica D. Cooled slowly, high ...

Concept Test: Mid-Ocean Ridges part of Visualization:Examples
Single item multiple choice questions, based on mid-ocean ridge bathymetric data, suitable for using in the middle of a lecture to assess students' learning of basic plate tectonic concepts.