How does the sound produced when there is a box underneath the string look different on the screen of oscilloscope from the sound when there is no box

This is what i found on google “according to the collision theory, the following criteria must be met in order for a chemical reaction to occur: molecules must collide with sufficient energy, known as the activation energy, so that chemical bonds can break. molecules must collide with the proper orientation.” i hope this information you.

How many calories in food