ENVS 1126 Exam 3 Questions and Answers 100% Solved

ENVS 1126 Exam 3 Questions and Answers 100% Solved (1) What is really old-fashioned about nuclear power? (2) What is really cutting-edge and innovative about nuclear power? (3) What is really scary about nuclear power? (1) it's just heating water to rotate a turbine. (2) It can provide power for extremely long periods of time. (3) There is a possibility of a meltdown that harms humans and the environment. what is the approximate half-life of U-235? 700 million years the concentration of U-235 needed to generate nuclear power is approximately (1) ___, but the concentration of U-235 needed to generate nuclear weapons is approximately (2) _____. (1) 4%, (2) 85% what is the difference between carbon-12, carbon-13, and carbon-14? - carbon-12 has an atomic mass of 12; carbon-13 has an atomic mass of 13, carbon 14 has an atomic mass of 14 - carbon-12 has 6 protons and 6 neutrons; carbon-13 has 6 protons and 7 neutrons; carbon-14 has 6 protons and 8 neutrons