What is a photon? In physics, a photon is a bundle of electromagnetic energy. It is the basic unit that makes up all light. The photon is sometimes referred to as a quantum of electromagnetic energy. Photons are not thought to be made up of smaller particles. They are a basic unit of nature called an elementary particle. Properties of a Photon Photons have some basic properties that help define what they are and how they behave. These properties include:
Globe Staff November 08, 2016. Massachusetts voters on Tuesday legalized marijuana for recreational use, sweeping away more than a century of prohibition and opening the door to a massive new industry. The vote means the drug will become legal for use on Dec. 15, and marijuana shops can open in 2018.
It reminds that in Colorado, â[a]ll sales of medical marijuana, medical marijuana products, retail marijuana, and retail marijuana products are subject to sales tax.â Retail sales of recreational marijuana in Colorado began on January 1, 2014. Retail marijuana.