In this column, through conversation between
characters, Ken and his father, interesting topics will be
easily explained regarding "sound" and "vibration", which are
familiar to us in our daily life.
If this column helps you to clear your cloud or
solve your questions, it would be much appreciated.
Ken is in the first grade at junior high
school. His father is an engineer working at the company for
measuring and analyzing the sound and vibration. Here shall we
start the topics of noise in a condominium which is one of the
most familiar matter to many of us?