The formation of photochemical smog is a result of a series of reactions between chemicals in the atmosphere and light. Volatile organic compounds (VOCs) interact with nitric oxide to form ozone and other secondary pollutants. What is the most likely source of VOCs? A) evaporation from gasoline
B) emissions from volcanic activity
C) sublimation from decaying animal waste
D) evaporation from volatile compounds in sidewalks

Which best explains why the supreme court’s decision in plessy v. ferguson was unconstitutional? the supreme court’s ruling allowed states to deny equal protection to any person within its jurisdiction. since the 14th amendment did not make concessions for people born outside the us, the supreme court’s decision could not be applied. the supreme court’s decision gave individual states the freedom to make their own laws in relation to non-whites. since segregation laws did not provide equal protections or liberties to non-whites, the ruling was not consistent with the 14th amendment.

Which of the fallowing sports became spectator sport at the turn of the century ? a)basketball and boxing b)soccer and football c)racquetball and badminton d)polo and swimming

Which scholars explained the roles of the public and private sectors by comparing it to maneuvering a boat?