During which era did modern people appear? a. cenozoic b. mesozoic c. paleozoic d. precambrian

Brainliestttme : ) why was the launch of sputnik in 1957 important? -most in the u.s. had not thought the soviets were capable of producing satellite technology. - it made clear that the u.s. space program was dominant. - most in the soviet union had not thought the u.s. was capable of launching manned aircraft. -it established the fact that a more dangerous hydrogen bomb could be created.

Florida benefited greatly from roosevelt’s civilian conservation corps (ccc) in the 1930s. which of these was of least benefit to the state? a) workers planted millions of trees. b) workers received food and clothing. c) the government created state parks. d) new roads facilitated travel out west.

Explain the significance of martin luther king jr's letter from a birmingham jail and i have a dream speech