Current local time in Crestwood, cook County, Illinois, Central Time Zone - daylight saving time change dates 2018
Gamma ray is a type of radiation that has no mass & no charge. Gamma rays have a high penetrating power. Text us. Tags: gamma ray, radiation, mass. Wednesday, February 01 2012.
Gamma (g) rays are not particulate radiation like the alpha and beta, but a form of high-energy electromagnetic wave. Gamma rays are the least ionizing of the three forms discussed. A 1 MeV gamma ray can travel an average of 130 meters in air.