Because we can not drill through the earths crust
They are all inside earth's mantle and interior.
the three ways in which we know about the interior of the earth are:volcanoesearthquake waves-under the earthdrilling
earth's interior
By studying a volcano, which is an opening to the interior of the earth.
Earth's interior.
This is known as lava.
The earth's interior is called the core.
The interior of the Earth is slowly cooling.
It helps keep the Earth's interior hot.
They are all inside earth's mantle and interior.
How is water in the swimmimg pool different from earth interior
the three ways in which we know about the interior of the earth are:volcanoesearthquake waves-under the earthdrilling
The heat in the Earth's interior comes from the gradual decay of radioactive isotopes, which were present from the moment the Earth formed.
earth's interior
Components of the earth that changed the least over time include the earth's crust and mantle and the structure of the earth's interior. Other structures that have changed very little include the components of the atmosphere.
The sun and the earth's interior are the two sources of energy that power earth's systems.
you yourself can change that