Galileo had some unique personality traits. he was highly curious and observant, had the courage to challenge authorities and preconceived notions, and always held truth over everything else. give evidence from his life to support this statement.

Hydroelectricity provides about 7 percent of the electricity generated in the united states. (a) explain how a hydroelectric power plant converts energy stored in water into electricity. (b) identify two factors that determine the amount of electricity that can be generated by an individual hydroelectricity power plant. (c) describe the two main types of land-based hydroelectric power plants. (d) describe two economic advantages and two environmental disadvantages of hydroelectricity.