Problem
i. What are the four scientific goals of the MSL?
ii. Explain the differences between the four types of coal.
iii. Explain why Organic farming is more energy efficient.
iv. What are some environmental problems with hydroelectric power?
v. Becoming a physicist involves studying various subject matter, besides physics what subjects should be studied in college?
vi. How can air pollution affect humans?
vii. Explain what the greenhouse effect is?