R ( named ar/or / ɑːr / ) is the 18th letter of the modern English alphabet and the ISO basic Latin alphabet . (wikipedia)
- R The 18th letter of the modern English alphabet and the ISO basic Latin alphabet.
- R (programming language) An open source programming language and software environment for statistical computing and...
- Pearson product-moment correlation coefficient A measure of the linear dependence between two variables X and Y, giving a value between +1 and...
- Spectral resolution A measure of its ability to resolve features in the electromagnetic spectrum.
- R-value (insulation) A measure of thermal resistance, or ability of heat to transfer from hot to cold, through...
- Ritardando A term for a change in tempo.
- R (film) A 2010 Danish prison drama film written and directed by Tobias Lindholm and Michael Noer, and...
- The Crown The state in all its aspects within the jurisprudence of the Commonwealth realms and their...
- R (New York City Subway service) A rapid transit service in the B Division of the New York City Subway.
- R Type A side scrolling shoot-em-up arcade game produced by Irem in 1987.
- The three Rs The three Rs refers to the foundations of a basic skills-oriented education program in schools:...
- A Low-Level Radioactive Waste Fact Sheets www
A series of fact sheets on various aspects of low level waste handling, Radioactive Waste Fact Sheets, storage and disposal produced by the Ohio State University. Low-Level Radioactive Waste Fact Sheets.
- Information U.S. NRC - Radioactive Waste www
Information from the U. NRC - Radioactive Waste.S. Nuclear Regulatory Commission (NRC) about types of regulated waste and activities, responsibilities and related information. U.S. NRC - Radioactive Waste.
- REAC/TS Radiation Emergency Assistance Center/Training Site www
Radiation Emergency Assistance Center/Training Site.
- Tutorial How Stuff Works: Nuclear Radiation www
Tutorial on ionizing radiation and how it affects all living organisms. How Stuff Works: Nuclear Radiation.
- Presents Radiometric Dating: A Christian Perspective www
Presents a broad overview of radiometric dating techniques and refutes various misconceptions held by Christians who doubt these methods because they contradict their beliefs in a young earth. Radiometric Dating: A Christian Perspective.
- Large A Radiometric Dating Resource List www
Large annotated directory of internet resources on radiocarbon and other radioactive dating methods, Radiometric Dating Resource List, including creationists' views and scientific critiques of those views. A Radiometric Dating Resource List.
- Extensive WebElements: Radium www
Extensive information on history, Radium, uses, occurrence, compounds, and properties. WebElements: Radium.
- Basic It's Elemental: Radium www
Basic physical and historical information. It's Elemental: Radium.
- Animation, Visual Elements: Radon www
Animation, Elements: Radon, uses, physical information, and key isotopes. Visual Elements: Radon.
- Physical Lenntech: Radon www
Physical data, Radon, chemical properties, health and environmental effects. Lenntech: Radon.
- A Radon Progeny www
A chart listing all of the decay products of radon gas in their order of appearance. Progeny. Atomic mass, atomic numbers and the energy in MeV of the released alpha radiation. Radon Progeny.
- Informative Integrated Environmental Management www
Informative primer on radon, Environmental Management, its progeny, measurement and risks. Extensive information on radioactivity and radiation, exposure and risks. Integrated Environmental Management.
- Alexa: R Science
Alexa Directory Top Sites: R Science
- DMOZ: R Science
dmoz.org Directory: R Science