What kind of technology uses gases, such as carbon dioxide or argon, to create an air cushion, which improves the shelf life of products.

How does specialization enable countries to trade with one another? a country can make and sell goods affordably and buy goods that it is inefficient at making. a country can make what it chooses and sell its goods to other countries. a country can decide to buy everything it needs from other countries. a country can efficiently make goods that were once difficult to make.

Read the graph that displays interest and total payments on a loan. banks make the most money and take the most risk with an interest rate of 5 percent. 10 percent. 15 percent 18 percent.

Of the following choices, which ones are characteristics of west african society? select all that apply. a. arabic was the main language used when trading with other societies. b. christianity was the only religion practiced in villages. c. slaves had no rights and were only given specific farming tasks. d. skilled workers were a higher level in the caste system than traders. e. religious rituals encouraged the honoring of ancestors.