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Effect of Initial Value on Graph of Exponential Function (C>0) part of Pedagogy in Action:Library:Interactive Lectures:Examples
This classroom activity presents College Algebra students with a ConcepTest and a Question of the Day activity concerning the effect of the initial value, C, on the y-intercept and position of an exponential function where C>0 and k is an arbitrarily fixed value in f(x)=Ce^(kx).

Conceptest: Equator tilt part of Examples
What would happen to the average temperature at the equator during our summer if the tilt angle of Earth's axis increased to 27 degrees? A. Temperatures would increase B. Temperatures would decrease C. ...

Conceptest: Ozone umbrella analogy part of Examples
Which statement is the best analogy? A. An umbrella is to rain as the stratosphere is to solar radiation. B. An umbrella is to rain as the stratosphere is to ultraviolet radiation. C. An umbrella is to rain as the ...

Conceptest: Cooling rate of Igneous Rocks part of 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 ...

Conceptest: CFCs and ozone part of Examples
Analyze the following student descriptions of the relationship between CFCs and ozone. Which is the best? a. CFCs are manufactured gases that destroy the ozone layer and produce oxygen. b. Chlorine forms from the ...

Conceptest: Permeability and cone of depression part of Examples
Two wells (A and B) are drilled into rocks that have the same porosity, but the rocks around well A have a higher permeability than these around well B. Suppose both wells are pumped at the same rate. Which ...

ConcepTest: Axis Tilt part of Examples
Mars axis is tilted at approximately the same angle as Earth's axis. This should result in a. days of similar length. b. similar sequences of seasons. c. similar temperatures on the planet's surface. d. ...

ConcepTest: Location of Volcanoes part of Examples
Which one of these boundaries pictured in the diagrams below is least likely to have active volcanoes? A. a B. b C. c

ConcepTest: Shoreline Current Flow part of Examples
Examine the image below and answer the following question. Shoreline currents are flowing from_______. a. top to bottom of image. b. bottom to top of image.

ConcepTest: Oceans by South America #6 part of Examples
Examine the image of part of the South American continent and neighboring oceans. (Image courtesy the National Geophysical Data Center.) Which sites are most likely to be located on oceanic crust? a. A, B, C, & ...