The speed of sound in wood is the speed of sound in water. Multiple choice question.

A)
less than

B)
greater than

C)
the same at all temperatures as

D)
the same at high temperatures as

not too sure on this one thinking tyo organize the division of africa

native americans suffered high rates of poverty and unemployment.

during the late 1960s and early 1970sthe need for political militancy grew among the native americans. throughout the 1960s, they had been the nation's poorest minority group, the most deprived group, according to practically every socioeconomic measure. in 1970, the indian unemployment rate was 10 times the national average, and 40 percent of the native american people were below the poverty line.

i think that the right answer is the aztecs