Atmosphere - Is the layer of gases that surround the earth. It iis made up of the elements, Nitrogen (N), Oxygen (O), traces of Argon (A), aswell as the compounds Carbon Dioxide (CO2), and Water (H20).
Hydroshpere - This part is all the water resources on the earth, including oceans, rivers, lakes and seas. The water contains dissolved compounds.
Biosphere - This part is all the living things on the earth, including plants, animals, inserts and human beings. They are all made up of compounds containing the element Carbon (C), Hydrogen (H), Oxygen (O) and Nitrogen (N) with small amounts of Phosphorus (P) and Sulfur (S).
Lithosphere - The ridig outer layer of the Earth made up of the crust and the part of the mantle just below it. It is a mixture of the minerals, such as silcon dioxide. Abundant elements in the lithosphere including Silcon (Si), Oxygen (O) and Aluminium.