What are the three ways resources are classified?

On the basis of ownership, distribution, durabilities.

Explanation:

In 1933, the concept of resources was given Zimmerman as a resource signifies possibility and may b a means to an end. According to him resources satisfy human wants and needs, having two important functions of utility and ability. Based on durability, they are either Fund or exhaustible resources. These get destroyed after use. Flow or inexhaustible resource remains unchanged even after continuous use like reiver, sea, and land. Based on ownership, they are International means used by the global population. National resource means used by one nation in one country. And individual searches money or property resources etc. And based on availability they are Ubiquitous and localized .like sunshine and the air is available everywhere.

Man i dont know this answer

Okay well gravitational energy is matter forced by gravity making energy though the kinetic energy then the electric energy produces electricity from the kinetic energy and the kinetic energy gets its energy from the gravitational energy. was that the answer you wanted or something else?