What continuities/ what stayed the same (socially and demographically) in americas when they came in contact with the europeans

What is the purpose of the system of checks and balances

What do most climatologists see as a major cause of rising global temperatures? a. earth's closer proximity to the sun due to its gravitational pull b. greenhouse gases produced by burning fossil fuels c. rising ocean levels caused by melting polar ice sheets d. water pollution cause by industrial waste

Article iv section 2 of the constitution define the relationship between the state and federal government by stating that