The lakes are masses of fresh water which are accumulated in the land.
It is made up mostly of nitrogen (78%) and oxygen (21%).
It is the solid part of the Earth.
It is the mixture of gases that surrounds the Earth.
it absorbs the heat from the Sun and keeps it inside the atmosphere helping the Earth to stay warm
It is divided up into 5 major layers: exosphere, thermosphere, mesosphere, troposphere and stratosphere
The ground water is the sum of the water that is below the Earth´s surface.
It is compound by Iron (35%), Oxygen (25%) and Silicon (18%).
It assembles 80 % of the terrestrial mass.
The crust is the outside layer.
The oceans are big masses of salt water.
The clouds are accumulations of small drops that are situated in the troposphere.
The rivers are continuous strands of fresh water.
It is the air that plants and animals breathe to survive
It is all water on the Earth.
The mantle is the middle layer.
It is characterized to have the highest temperatures, pressure, density, volume and thickness.
The core is the inner layer.
Water covers most of the world´s surface.
