The interactions you've been describing are the processes of Earth system science. The current "balance" among these complex interactions makes it possible for life to flourish here. Because the spheres are all part of the same interconnected system, changes in any sphere ultimately affect the other spheres as well.
What effect do you have on the Earth system? As a part of the biosphere, think of some ways that you change the atmosphere, hydrosphere, or geosphere.
5. List some Earth sphere interactions that result from your own daily activities.