Which best describes heating by conduction? a. air molecules touch the warm ground, heating them up. b. warm air rises and takes heat with it; eventually it cools and sinks. c. sunlight travels through space without the aid of fluids or solids. d. air at the equator rises and sinks at the poles.

An externality can be created by a. people working at a production job and enjoying their work b. a production activity but not a consumption activity c. a consumption activity but not a production activity d. a production activity or a consumption activity externalities a. are always positive, and an example is flu vaccinations b. are always negative, and an example is the pollution created by trucks c. can be negative or positive. logging has a negative externality, and education has a positive externality d. can be negative or positive. a negative externality is having to go to school when you would rather go to the beach, and a positive externality is spending time with your friends

Which group of islands is called the land of fire and is located at the southern tip of south america

On this map, the state of georgia is in which section of the map?