Spheres of Earth Answers

atom elementmatter Anything that has mass and takes up space

thermospherebiosphereexosphere The part of Earth in which life exists, including land, water, and air

nitrogenphosphoruscarbon Basis for all living things; every living thing contains this element

nitrogenphosphoruscarbon Most abundant gas; obtained by plants from bacteria in the soil, and obtained by people from foods they eat

nitrogenphosphoruscarbon A key component in the formation of organic compounds, such as nucleic acids and ATP