Search results for "Helium-3" - New World Encyclopedia
From New World Encyclopedia
- A chemical element, often called simply element, is the class of atoms which contain the same number of protons. An older definition refers to ...10 KB (1,624 words) - 14:39, 5 December 2023
- Electric charge is a fundamental, conserved property of some subatomic particles, such as electrons and protons. There are two opposite types ...14 KB (2,244 words) - 00:13, 13 February 2024
- The International Astronomical Union (IAU) defines "planet" as a celestial body that, within the solar system,[http://www.iau.org/news/press ...37 KB (5,416 words) - 07:49, 24 November 2022
- In the Solar System, Saturn is the sixth planet from the Sun. It is a gas giant (also known as a Jovian planet, after the planet Jupiter), the ...26 KB (3,935 words) - 17:00, 23 December 2022
- The Solar system (or solar system) Capitalization of the name varies. The IAU, the authoritative body regarding astronomical nomenclature, specifies ...60 KB (9,448 words) - 15:09, 27 April 2023
- Fuel is any material that is burned or altered to obtain energy. Fuel releases its energy either through chemical means, such as combustion, ...10 KB (1,556 words) - 00:50, 18 October 2022
- Electronegativity is one of the fundamental concepts for an understanding of chemical bonding. The first modern definition was suggested by Linus ...16 KB (2,171 words) - 15:58, 13 February 2024
- Category:Public [[Image:Weatheringcartoon.jpg|thumb|right|400px|This illustration shows various components of space weathering]] Space weathering ...10 KB (1,503 words) - 17:14, 14 October 2022
- Atmospheric chemistry involves study of the chemistry of the atmospheres of Earth and other planets. It is a branch of atmospheric science and ...11 KB (1,481 words) - 06:25, 21 August 2023
- Mercury is the innermost and smallest planet in the solar system, orbiting the Sun once every 88 days. Its brightness ranges from about -2.0 ...35 KB (5,451 words) - 16:12, 9 November 2022
- A laser (an acronym for Light Amplification by Stimulated Emission of Radiation) is an electronic-optical device that emits coherent radiation ...41 KB (6,333 words) - 06:55, 4 March 2023
- Cosmic rays are energetic particles originating from space that impinge on Earth's atmosphere. Almost 90 percent of all the incoming cosmic ...37 KB (5,720 words) - 08:13, 10 January 2024
- Radioactive decay is the process by which an excited, unstable atomic nucleus loses energy by emitting radiation in the form of particles or ...30 KB (4,559 words) - 22:46, 7 December 2022
- Neptune is the eighth and farthest planet from the Sun in our solar system. It is the fourth largest planet by diameter and the third largest ...30 KB (4,444 words) - 16:20, 11 November 2022
- Niobium or columbium (chemical symbol Nb, atomic number 41) is a rare, soft, gray metal. It was discovered in a variety of columbite (now called ...14 KB (1,909 words) - 04:59, 15 November 2022
- to calculate the concentration of helium-4, helium-3, deuterium and lithium-7 in the universe as ratios to the amount of ordinary hydrogen, H. All ...58 KB (8,668 words) - 03:46, 1 October 2023
- Boiling is the process of rapidly converting a liquid to its gaseous (vapor) state, typically by heating the liquid to a temperature called its ...13 KB (2,088 words) - 05:24, 17 November 2023
- Basalt is a common, gray to black volcanic rock. It is usually fine-grained due to rapid cooling of lava on the Earth's surface. It may ...16 KB (2,316 words) - 03:22, 1 January 2022
- X-ray astronomy is an observational branch of astronomy that focuses on the study of celestial objects based on their X-ray emissions. These ...11 KB (1,662 words) - 14:15, 20 May 2023
- Category:Public number=74 | symbol=W | name=tungsten | left=tantalum | right=rhenium | above=Mo | below=Sg | color1=#ffc0c0 | color2=black ...17 KB (2,431 words) - 18:45, 2 May 2023
