RT @WorldAndScience: Travelling wave interference https://t.co/sVEjWsKduH - The Calculator Guide from Twitter

Travelling wave interference pic.twitter.com/sVEjWsKduH

— World and Science (@WorldAndScience) May 10, 2018

from Twitter https://twitter.com/GuideCalculator

May 10, 2018 at 08:34PM
via IFTTT