Results for: Radioactivity

In Physics

What is radioactive?

For a substance to be radioactive, it has to emit radiation.Radiation is defined as energy emissions, often as electromagneticwaves or subatomic particles.

What is radioactively?

some atoms have a center that isn't stable. This center sometime looses parts, like a proton or a neutron. That part is released with an enormous amount of power. We call that (MORE)
In Physics

Is a radioactive standard a radioactive source?

Yes. A radioactive standard is a configuration of radioactive material constructed in a precise way, allowing the standard to be used as a reference when measuring other radia (MORE)

What has radioactivity in it?

Radioactivity is the process of process of spontaneous disintegration of nucleus and is measured by Geiger counter. It remains unaffected by external factors like temperatures (MORE)
In Physics

What is radioactivity?

Radioactive decay occurs in unstable atomic nuclei - that is, ones that don't have enough binding energy to hold the nucleus together due to an excess of either protons or neu (MORE)
In Uncategorized

What are radioactivity?

Radioactivity was discovered by Henry Becquerel but the term 'Radioactivity' was given by Madam Curie. It is the process of process of spontaneous disintegration of nucleus an (MORE)