Ancient egyptians depended on the nile river for agricultural activities. which innovation could have reduced the dependency of egyptian agriculture on the annual flooding of the nile river?
a) the use of a metal plow
b) the building of oxcarts
c)the building of canals
d) farming on the slopes of hills

How did the invention of the cotton gin affect slave labor in the united states? a. there was a forced migration of slaves from the south to the north. b. slave-owning cotton planters were gradually forced to sell their plantations. c. more slaves were purchased to work on cotton plantations in the south. d. the reduced need for labor on cotton plantations led to a decline in slavery. e. slaves were moved from cotton plantations to sugar plantations.

Which of the following elements is not typical of an advanced society? a. cities b. science c. industries d. and nomadic lifestyle

Match each idea to the correct principle of government. federalism separation of powers checks and balances divides the powers of government into different branches arrowright divides the powers of government between central and state governments arrowright each branch of government has certain powers that prevents the abuse of power on the people arrowright