Think back to what you learned from "Stargazing" about the size of the sun and its distance from Earth. Then reread the sentences above from "The Brightest Sky." Pay special attention to how the sentences describe the "red ball" that Emine sees. What might the "red ball" be? Support your answer with evidence from both "Stargazing" and "The Brightest Sky."

Which of the following would have less momentum than a 52 kg cheetah running at 10 m/s?

Consider the following reaction at equilibrium. 2co2 (g) 2co (g) + o2 (g) h° = -514 kj le châtelier's principle predicts that the equilibrium partial pressure of co (g) can be maximized by carrying out the reaction a. at high temperature and high pressure b. at high temperature and low pressure c. at low temperature and low pressure d. at low temperature and high pressure e. in the presence of solid carbon

Mercury turns to a vapor at 629.88 k. how much heat is lost when 75.0 g of mercury vapor at 650 k condenses to a liquid at 297 k?