Sound waves and electromagnetic waves are different. Sound is composed of density waves in the air or some other form of matter. The different types of electromagnetic wave â¦ s are gamma rays, X-rays, ultraviolet rays, visible light, infrared radiation, microwaves, and radio waves.ound waves and electromagnetic waves are different. Sound is composed of density waves in the air or some other form of matter. The different types of electromagnetic wave â¦ s are gamma rays, X-rays, ultraviolet rays, visible light, infrared radiation, microwaves, and radio waves.
Google Hangouts. Google Hangouts is a communication platform developed by Google which includes instant messaging, video chat, SMS and VOIP features. It replaces three messaging products that Google had implemented concurrently within its services, including Google Talk, Google+ Messenger (formerly: Huddle), and Hangouts, a video chat system present within Google+.
Classic Hangouts chat FAQ. We announced a new communications product, Hangouts, in May 2013. Hangouts will replace Google Talk and does not support XMPP. Once Google Hangouts chat is enabled and your users opt-in, refer to the Hangouts Help Center for instructions to start chatting.