the exosphereThere is a fifth layer called the exosphere, where the atmosphere gradually thins and merges with interplanetary space, but we won’t consider this further as the molecules are so far apart, it no longer behaves like a gas.
the exosphereThere is a fifth layer called the exosphere, where the atmosphere gradually thins and merges with interplanetary space, but we won’t consider this further as the molecules are so far apart, it no longer behaves like a gas.