Calculate the R-value for the following materials: (a) 4-in.-thick brick and (b) 12-in.- thick concrete slab.
What will be an ideal response?
A. 
B. 
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Coptic Christians make up a significant minority of the population of which nation?
A) Iran B) Israel C) Egypt D) Saudi Arabia E) Turkey
Specialized behavioral patterns that summarize the way of life of a group of people represents:
A) culture B) nation C) civilization D) mores
The area of the United States that has the highest level of Average Daily Solar radiation by month would be:
A) the Gulf Coast. B) the Great Lakes. C) the Southwest. D) the Pacific Northwest.
Individuals in Africa often share crop and livestock land with other families in their community. What happens to the land as a result of each family using an individual's approach to managing it?
A) It is often overexploited. B) It is preserved as a result of the importance of cultural heritage. C) It is managed sustainably for future farming. D) It is preserved from family to family and generation to generation. E) It is protected by laws.