List five things you can think of that give off greenhouse gases-eg cars.

The purple arrow on the map above is pointing to the an important line of latitude. a. tropic of capricorn b. equator c. international date line d. prime meridian

Which of the following would not be considered a geographic impact on the history of middle and south america? a. the relative geographic isolation of the americas meant that they would be more susceptible to european diseases. b. ernesto “che” guevara's trip throughout south america inspired him to become a revolutionary. c. the tropical climate of north america has encouraged many south american countries to produce goods there. d. the proximity of the united states to middle and south america has strengthened its relationship to the region.

If the diameter of the sphere is 12 cm, what is the surface area?