What is the GREATEST impact of mountainous terrain on Latin America's economic development? they hold major sources of petroleum for the region
O they act as barriers to transportation and commerce
o they are constantly the cause of costly natural disasters
they attract millions of sightseers each year

Which theory suggested that the earth was once a signle supercontient that gradually that broke up into the contients that we know today

Which of the following describes what rocks usually are composed of ,

What is the general rule about surface currents? cold water flows along the ocean floor towards the equator. the east coasts of continents have cold surface currents, and the west coasts of continents have warm surface currents. seasonal and constant offshore winds create significant upwelling along the west coasts of south and north america and africa. the west coasts of continents have cold surface currents, and the east coasts of continents have warm surface currents.