I'm doing a project on a foot powered reeling machine (for silk) in Ancient China. I need to know how it works and a structural breakdown (how is it powered by foot, how it makes the silk fibers thick enough for weaving). I'd really appreciate the help!

Which statement best describes the difference between the greek and roman ways of depicting people through their art?

What explains the increase in life expectancy in botswana? a. the increased availability of jobs and an improved economy b. access to antiretroviral drugs, hiv/aids education, and widespread hiv/aids testing c. a series of military takeovers that stabilized the political system and led to education reform and increased literacy rates d. a recent military coup that led to an improved healthcare system select the best answer from the choices provided.

Me i really need which of these was an accomplishment of the han dynasty? the invention of the seismograph finding a water passage to europe the invention of the ballpoint pen the invention of the abacus