Use the diagram to answer each question. -Name and describe the type of boundary shown at A.
-Name and describe the type of boundary shown at B.
-In the United States, where can volcanoes like those at B be found?

Which would happen if more forests were cut down? a. the nitrogen cycle would be stopped b. nitrogen would be fixed by bacteria more quickly c. the amount of co2 in the atmosphere would increase d. fossil fuels would build up in the soil c the amount of co2 in the atmosphere would increase

This part insulates the reaction chamber from the transfer of heat to or from the surrounding environment

How have high taxes on tobacco products impacted the number of people who use them? a. the number of tobacco users has increased. b. the number of tobacco users has decreased. c. the number of tobacco users has not changed. d. the number of adolescent tobacco users decreased, while the number of adult users increased