Assuming the average human lifespan is 80 years, how many seconds will an average human being live? × 10 seconds

Japan’s key exports to africa and southwest asia are mostly a) raw materials. b) human capital. c) manufactured items. d) agricultural products.

Why do you think that historians use the word “revolution” to describe important changes in agriculture? how did the green revolution and other agricultural revolutions change the lives of billions of people? < < read less

What statement shows that the agreement between the fictional nations of ziberia and deerkey is a free trade agreement?