Here's how:
* Concrete Noun: When referring to a specific event or situation that has happened, "experience" is a concrete noun.
* Example: "My experience at the concert was unforgettable." (The concert is a specific event.)
* Abstract Noun: When referring to the general concept of knowledge or skill gained through events, "experience" is an abstract noun.
* Example: "She has a lot of experience in marketing." (Experience here refers to the knowledge and skill gained over time.)
So, the type of noun "experience" is depends on how it's being used in a sentence.