なぜ地震が起こるのですか？私が5歳のように私にそれを説明してもらえますか。さらに、私が工学の学部生であるかのように私にそれを説明できますか
Why do earthquakes happens? Can you explain it to me as if I was five year old. In addition can you explain it to me as if I was an undergraduate in engineering