Question

An object that begins to vibrate in response to outside vibration displays:

Answer 1

It depends on the exact field you're referring to (you categorized this under Arts, which is a bit confusing), but one answer could be resonance.

Answer 2

Resonance

Step-by-step explanation:

I don't know why you listed this question as "Art". It's more related to Physics because, in Physics, resonance is the phenomenon in which an external force drives another system to oscillate with greater amplitude at specific frequencies, known as resonant frequencies or natural frequencies of the system. Anyway, there is the answer.