According to aristotle, how fast do heavy objects fall compared to light objects?

Chen's research team randomly assigned some newborns and their mothers either to a breastfeeding promotion group (where breastfeeding was encouraged, but not required) or to a normal pediatric care group (where breastfeeding was neither encouraged nor discouraged). which research method did they use?

Central american countries are important agricultural producers. each year, the united states imports about five billion dollars’ worth of a. bananas b. cacao c. mangoes d. coffee

Which of the following best describes the reason the state department is interested in foreign exchange programs?