is the amount of matter an object has, while depends upon the force of gravity on the mass.

The condition in which joints are inflamed is bursitis select the best answer from the choices provided ot f

Blood has traveled from the heart to the toes. which describes the next step of the circulation process?

African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.