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They are produced by the hottest and most energetic objects in the universe, such as neutron stars and pulsars, supernova explosions, and regions around black holes. On Earth, gamma waves are generated by nuclear explosions, lightning, and the less dramatic activity of radioactive decay.

How are gamma rays produced?

Gamma rays are produced during the disintegration of radioactive atomic nuclei and the decay of certain subatomic particles. Gamma rays are also produced through the process of pair annihilation, in which an electron and its antiparticle, a positron, vanish and two photons are created.

What are gamma rays easy definition?

Gamma radiation or gamma rays are high-energy photons that are emitted by radioactive decay of atomic nuclei. Gamma radiation is very high-energy form of ionizing radiation, with the shortest wavelength.

What are gamma rays and how do they work?

Gamma-rays have the smallest wavelengths and the most energy of any other wave in the electromagnetic spectrum. These waves are generated by radioactive atoms and in nuclear explosions. Gamma-rays can kill living cells, a fact which medicine uses to its advantage, using gamma-rays to kill cancerous cells.

How are gamma rays produced GCSE?

Gamma rays are produced by changes in the nucleus of an atom. They are a form of nuclear radiation. High energy waves such as x-rays and gamma rays are transmitted through body tissues with very little absorption. This makes them ideal for internal imaging.

Where are gamma rays produced?

They are produced by the hottest and most energetic objects in the universe, such as neutron stars and pulsars, supernova explosions, and regions around black holes. On Earth, gamma waves are generated by nuclear explosions, lightning, and the less dramatic activity of radioactive decay.

What elements produce gamma rays?

Gamma Ray. The gamma ray signal detected in wireline logs is derived primarily from the naturally occurring radioactive elements uranium, potassium-40, and thorium. It has been long known that source rocks are often “hot” zones on gamma ray logs.

Does sun emit gamma rays?

Our Sun emits light at progressively shorter wavelengths, too: the ultraviolet, X-ray, and even gamma-ray parts of the spectrum. But most of the Sun's light is in the infrared, visible, and ultraviolet parts of the electromagnetic spectrum.

What color is gamma ray?

A gamma ray packs at least 10,000 times more energy than a visible light ray. Unlike the Incredible Hulk, gamma rays are not green — lying as they do beyond the visible spectrum, gamma rays have no color at all that we can describe.

Are gamma rays harmful?

Gamma rays are the most harmful external hazard. Beta particles can partially penetrate skin, causing “beta burns”. Alpha particles cannot penetrate intact skin. Gamma and x-rays can pass through a person damaging cells in their path.