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Renewable resources are those resources that

Cars have combustion engines which burn fossil fuels in a chemical reaction to produce carbon dioxide and water. Which reaction is this most similar to?

Which federal law requires coal mines to be restored to their original condition?

Solar cell energy is affordable and versatile and can be used in various applications. Which of the following would NOT be a good location to utilize large amounts of solar energy?

Traditional farming methods incorporate tactics used to reduce soil erosion and maintain the benefits of the soil. This type of farming method is effective to reduce soil erosion on steep slopes or hilly terrain.

Which biogeochemical cycle does not flow through the atmosphere?

What are the Five Pillars and Six Major Beliefs of Islam?  

Describe the life and reign of Emperor Justinian.

Who was Charlemagne, and why was he important?  Be sure to fully describe his reign, his character, his actions, and the way he structured his kingdom.  As usual, dates matter.

After fitting the model with all the required variables______ method is used for identifying and removing independent variables that do not contribute enough to the model.