Spheres interact with one another. here i will give you 10 exampes of different spheres interacting with one another.

 

1.A fish swimming  in water is an examle of the biosphere interacting with the hydrosphere.

 

2. Iceburges floating in the Artic Ocean is an example of the cryosphere interacting with the hydrosphere.

 

3.A volcano erupting & distroying the land & living things on Earth is an example of the geosphere interacting with the biosphere, 

 

4.