The potato famine and the ensuing spread of disease were factors that brought many irish immigrants to the unuted states in the mid-19th century

Forces that are equal in strength but opposite in direction are a.) balanced b.) unbalanced c.) always result in motion d.) do not exist

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic

Which of the following is the best definition of aerobic respiration? o a. the cellular process that releases energy by breaking down glucose o b. physical activity that involves the repeated motion of large muscle groups o c. physical activity that increases heart rate and breathing rate o d. the cellular process that converts solar energy to chemical energy