The number and type of particles it emits gives rise to the type of radiation being emitted. In the case of alpha decay, a helium nucleus (two protons, and two neutrons) are emitted. This is the lowest energy radiation type, but it is none the less dangerous to human health.
This abbreviation is usually found on maps, on expense reports, and it is very common to see miles abbreviated to mi. just about any time they are referenced. You might abbreviate the word miles to mi. on a road sign or a map with directions to a destination. It is also common to see such abbreviations in headlines or newspaper titles where space is a concern. Outside of maps, business mileage reports, etc. the word is not abbreviated in general prose.
AbbreviationAn abbreviation is a way to shorten a word to save space. For example Ave. stands for Avenue and Apt. stands for apartment. An abbreviation (from Latin brevis sho â¦ rt) is a shorter form of a word.