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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: 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: Magnetic Polarity at Oceanic Ridge #1 part of ConcepTests:Examples
The figure below represents a magnetic profile across an oceanic ridge system. Which pairs of letters indicate matching intervals of reverse polarity. a. A, H b. B, G c. C, F c. G, H
ConcepTest: Axis of Ridge part of ConcepTests:Examples
This is part of a magnetic profile across an oceanic ridge system. The profile shows both positive and negative anomalies. Based on the symmetry of the patterns, where is the axis of the ridge located? a. A b. B c. ...
ConcepTest: Mantle Convection part of ConcepTests:Examples
Which of the schematic diagrams below best represents mantle convection associated with plate tectonics? a. b. c. d. e.
ConcepTest: Linear Mountain Range part of ConcepTests:Examples
In exploring a new planet, you discover a long, linear mountain range crossing a broad low-lying area that is interpreted to represent an ancient basin. Predict what type of plate tectonic feature this represents. ...
ConcepTest: Trough part of ConcepTests:Examples
In exploring a new planet, you discover a long, linear trough that separates a low lying region and an upland region. Predict what type of plate tectonic feature this represents. a. subduction zone b. ...
ConcepTest: Cooling History of Magma #1 part of ConcepTests:Examples
The lines shown on the idealized graph below illustrate the cooling histories for the four magmas listed below, i.e., the lines illustrate how magma temperature decreased with time. What rock is best represented by ...
ConcepTest: Igneous Process Identification part of ConcepTests:Examples
An ice cube melting in hot tea is analogous to which igneous process? a. fractional crystallization. b. assimilation. c. partial melting. d. intrusion.
ConcepTest: Is Window Glass a Mineral? part of ConcepTests:Examples
Window glass is composed of SiO2. Is window glass a mineral? a. Yes b. No