What does the symbol us stand for?

What is a thematic aspect? Which essential element of geography focuses on immigration trends? What key line of longitude line is located near Homer? What is the effect of heating an organic compound? 9.00m3 of a gas at constant temperature has a pressureof 0.93atm what is its volume at standard pressure? When changing fishbowl water is it a good idea to let the tap water sit out for 24 hours to let chlorine evaporate before adding it to the fishbowl? What material is flexible and absorbent? What are the main features of the coast? Is mold hard or soft on bread? Araling panlipunan trivias? Are related to biology in the same way as are related to experience? What is the role of red blood cells in forming of tissues and organs? What air condition would be least likely to have precipitation? When the rate of radioactive decay becomes smaller half life becomes what? What group number is oxygen in? Obstruction of the intestine often due to failure of peristalis? What is the temperature of earths outer core can reach? What factors affect aquatic organisms? Is Pluto the only dwarf planet that orbits the Sun? Is the whales largest animal on earth have larger cells than humans?