Most common garter snakes have a pattern of yellow stripes on a brown or green background, and their average total length (including tail) is about 55 cm (22 in), with a maximum total length of about 137 cm (54 in). The average body mass is 150 g (5.3 oz).
Centigray is a radiation absorbed dose measurement unit. A centigray (cGy) is a derived metric (SI) measurement unit of absorbed radiation dose of ionizing radiation, e.g. X-rays. The SI prefix centi stands for one hunfredths.
Gamma rays are high-energy electromagnetic radiation emitted in the deexcitation. of the atomic nucleus. Electromagnetic radiation includes such diverse phenomena. as radio, television, microwaves, infrared radation, light, ultraviolet radiation, x rays, and gamma rays. These ti]ations all propagate througli vacuum with the speed of. light.