Humans need gasoline for transportation. But using gasoline releases many pollutants. City governments can set policies to decrease the amount of gasoline their citizens use.

What is the chemical symbol of the element located in the 5th period that naturally occurs as a diatomic solid?

What does this map indicate about the crusades? (1 point) the crusades were a direct result of muslim conquest of jerusalem. o much of the holy land had been under muslim control for centuries before the crusades began. the crusades were a direct result of muslim invasion of tours. japan land bordering the mediterranean sea was not a concern for crusaders.

The nineteenth century was an era of great inventions in the united states. look at the list of inventions below and order them from most to least important (in your opinion). then explain why you ranked the top three inventions as most important. 1834: refrigerator invented by jacob perkins 1837: morse code invented by samuel morse 1853: elevator invented by elisha graves otis 1873: typewriter invented by christopher latham sholes 1876: telephone invented by alexander graham bell 1877: gramophone invented by thomas edison 1879: light bulb invented by thomas edison 1886: dishwasher invented by josephine cochran