For an LIDC or EDC city you have studied, explain how one contemporary challenge affects life in the city.

According to the earth science reference tables, during which geologic time period were the continents of north america, south america, and africa closest together?

Which search pattern would be best suited for a crime scene where many investigators are available to search a large area? a. spiral b. grid c. line d. zone

Democratic vs democratic whats the difference? ?