The heart along with the rest of the circulatory system could be compared to
a major transportation system in a city
a chemical manufacturing plant
the police department in a city
a recycling plant

"acknowledging a right to benefit from the presence of animals requires government action to ensure human access to animals in a number of different spheres," writes jessica pierce, ph.d., in psychology today. the pragmatic meaning of the term "right" in this statement is

Which statement is a physical property? becomes moldy quicklyeasy to digestconducts electricity poorlydoes not burn

Match the correct terms to their descriptions a system in which only energy but not matter is exchanged frozen water in snow part of geosphere that includes only soil a thin layer between the troposphere and the stratosphere cryosphere tropopause closed system pedosphere