Why do nations establish trade barriers? a. trade barriers promote equality among nations, ensuring that everyone produces similar products. b. trade barriers eliminate sanctions and embargoes between nations. c. trade barriers limit the movement of people from one nation to another. d. trade barriers protect a nation's interests by encouraging the production of homeland goods.

When we organize patterns in order to perceive an entire stimulus rather than just its parts, we are using

What's erosion? a. the breakdown of rock into smaller pieces b. the removal of weathered products from rock c. a change in rock resulting from exposure to water d. a chemical change in rock that weakens it

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.