how are depletion depreciation and amortization are differre

Solution

Similarity is that the value of the assets is decreased over the period due to its use, tear and wear.

Depletion words is used for mining or similar activities, production or mining which is decreased over the period.

Depreciation is used for tangible assets like computer, machinery, equipments etc.

Amortization is used for technical know how like patent, copyrights etc.