Are north america and south america two different countries

What two advances did europeans borrowed from china

According to the article, what did plato and aristotle have in common?

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