What was the "oxygen revolution," which took place 2.3 billion years ago?

According to Davis the southern states seceded as a?

What role and side did Italy fight on during World War 1? Why did they change sides? Write this in your own words.

The electoral system broke down in the election of 1800 because of the

What common characteristics did reform movements of this era share?

Gerrymandering has which of the following effects? A. It gives all political parties equality. B. It makes elections fair by equalizing district populations. C. It gives an unfair advantage to the political party in power. D.

Was the decision to divide Germany and Austria into four different zones a good idea?

As each civilization expanded, the number of non-agricultural professions.

match the water cycle element in column 1 with the characteristic in column 1 with the characteristic in column 2 A percipitation B transpriation C condensation D evaporation match w these A riseing B forming droplets C falling D from plants

Match these items. Match the items in the left column to the items in the right column. 1. Ghenghis Khan 2. Hammurabi 3. pharaohs 4. Ferdinand and Isabella 5. Mesopotamia drove the Moors from Spaina. codified the laws of Babylonb.

Which statement was not precedent set by President Washington A, he established dignity in office B, he served only two terms C, he lived in the white house D, he formed a cabinet