Summarize the differences between present-day climate change and climate change before man. Assuming Earth’s present-day warming trend is abnormal, how much and what is due to man in comparison to natural contributions?

Topic 2: Summarize at least THREE technical difficulties humans have to overcome in order to reach Mars, and how scientists are currently working to solve each of these problems

Should humans try to go to Mars or not? Support your viewpoint with at least two reasons, providing recent scientific data and evidence supporting your reasons versus appealing to emotions or resorting to the logical fallacies we studied earlier in the course. 

3: Discuss the difference between astrology and astronomy. Explain why one is not a science

What factors might explain why we have no scientific evidence of the existence of intelligent life beyond Earth?