Posted at 6:22 . PLEASEEE HELP me do this problem the internet and the book are giving me two different things pleas hel . Who mathematically proved Copernicus heliocentric Theory was correct?

How does this cartoon represent an argument for the ratification of the constitution

Which of the following statements occurred last in the official overthrow of the russian provisional government in october of 1917? the bolsheviks campaigned for support of their political platform. the bolsheviks organized an assault and stormed the winter palace. the bolsheviks and trotsky’s militia seized key targets in petrograd. vladimir lenin established himself as the leader of the bolsheviks. i know the answers a and d are inccorect.

Why did einstein write a letter to president roosevelt