THIS CONTENT IS PROTECTED AND MAY NOT BE SHARED, UPLOADED, SOLD, OR DISTRIBUTED For the same doping concentrations NA and ND in a pn junction diode, will the built in potential Vbi be smaller / lower in Gallium Nitride (GaN) with bandgap 3.4 eV or AlN with bandgap = 6.3 eV? Why?  (3 points)      

THIS CONTENT IS PROTECTED AND MAY NOT BE SHARED, UPLOADED, SOLD, OR DISTRIBUTED Consider a uniformly doped silicon pn junction with the doping concentrations Na = x 1014 cm-3 and Nd = x 1016 cm-3. Let T = °K and the p-type region be 50

Dry deserts with no clouds become very cold at night in comparison to regions with clouds. Explain why this happens. Use appropriate words like absorption, reflection and albedo. 

How was this 1899 image reflective of the nativist attitudes that many Americans had at this time?  

The Redeemers portrayed themselves as the __________.

The City Beautiful Movement was comprised of __________.

The Redeemers portrayed themselves as the __________.

Why was Abraham Lincoln’s Reconstruction policy called the “Ten Percent Plan”?

Directions Choose one of the following questions to answer in a detailed, and well rounded response.  Answers must be at least one paragraph in length (5- 8 sentences) and free of grammatical errors. Grade 15 points total. See rubric for grading details. Questions What factors led to the emergence of Progressivism, and in what way is the Progressivism a direct result of the Gilded Age?  Describe some of the negative results that resulted from the progressive reforms of the time. Why did Americans embrace a romanticized vision of the American West in the late nineteenth century?  How close was this image to reality? How did violence come to play a role in the course of Reconstruction?  What was the Lost Cause? What purpose did it serve in the post-Reconstruction South?

The Great Migration that took place between 1890 and 1970 involved __________.