Hello by pop smoke is my favorite, what about anyone else

Rite three to five sentences describing your view of the supreme court's "separate but equal" principle in the plessy v. ferguson decision.

In what two ways were the tang and song dynasties of china similar? they jointly built the grand canal. they were economically strong. they had weak military forces. they ruled for about 300 years. they discouraged buddhist ideas.

An object weighs 40n in air , weighs 20n when submerged jn water and 30n submerged in a liquid of unknown density .what is the density of the liquid?