Explanation: The earth's spheres are dependent on each other for the various types of the processes that occurs on earth.
The various types of plants and animals that is found in the biosphere needs gases to survive. These gases like oxygen, nitrogen, carbon dioxide are made available to them by the atmosphere.
This is an example how the various spheres are connected to one another.
The impulse or average force in classical mechanics is the variation in the linear momentum that a physical object experiences in a closed system. It is defined by the following equation: