Search results for "Helium-3" - New World Encyclopedia
From New World Encyclopedia
- A galaxy is a massive, gravitationally bound system consisting of stars, an interstellar medium of gas, plasma, and dust, and dark matter.L.S ...57 KB (8,514 words) - 03:49, 18 April 2024
- Cadmium (chemical symbol Cd, atomic number 48) is a relatively rare, soft, bluish-white metal. Its chemical properties are similar to those of ...16 KB (2,248 words) - 10:14, 25 November 2023
- The photoelectric effect is a quantum electronic phenomenon in which electrons are emitted from matter after the absorption of energy from electromagnetic ...23 KB (3,443 words) - 04:26, 24 November 2022
- Scuba diving is the act of swimming underwater while using a self-contained breathing apparatus. By carrying a source of compressed air, the ...20 KB (3,196 words) - 02:37, 21 April 2023
- Category:Public number=6 | symbol=C | name=carbon | left=boron | right=nitrogen | above=- | below=Si | color1=#a0ffa0 | color2=black ...21 KB (2,997 words) - 22:12, 25 November 2023
- Deuterium (chemical symbol D or ²H) is a stable isotope of hydrogen, found in extremely small amounts in nature. The nucleus of deuterium, called ...31 KB (4,687 words) - 10:07, 29 January 2024
- Andrei Arsenyevich Tarkovsky (Андре́й Арсе́ньевич Тарко́вский) (April 4, 1932 - December 29, 1986) was a Russian ...16 KB (2,516 words) - 20:10, 26 July 2023
- Richard Phillips Feynman (May 11, 1918 – February 15, 1988; IPA: /ˈfaɪnmən/ ) was an American physicist known for expanding the theory of ...54 KB (8,060 words) - 20:15, 8 December 2022
- In physics and chemistry, a plasma is one of the four principal states of matter. Plasma is typically an ionized gas, but it is usually considered ...35 KB (5,311 words) - 07:58, 24 November 2022
- Planetary habitability is the measure of a planet's or a natural satellite's potential to develop and sustain life. As the existence ...54 KB (8,172 words) - 20:44, 9 April 2023
- An electron microscope is a type of microscope that uses electrons to illuminate a specimen and create an enlarged image. Electron microscopes ...20 KB (2,873 words) - 15:58, 13 February 2024
- Carbon dioxide is a chemical compound that is found as a gas in the Earth's atmosphere. It consists of simple molecules, each of which has ...34 KB (5,140 words) - 19:07, 26 November 2023
- Ammonia is a chemical compound of nitrogen and hydrogen, with the formula NH3. It is a gas at standard temperature and pressure In this case, ...39 KB (5,803 words) - 07:35, 25 July 2023
- April Fools' Day or April Fool's Day (sometimes called All Fools' Day) is an annual custom on April 1, consisting of practical ...22 KB (3,192 words) - 15:56, 11 August 2023
- Special relativity is a fundamental physics theory about space and time that was developed by Albert Einstein in 1905 Einstein, Albert, [http://www ...42 KB (6,653 words) - 19:12, 7 February 2023
- A vacuum is a volume of space that is essentially empty of matter, so that gaseous pressure is much less than standard atmospheric pressure. ...37 KB (5,624 words) - 20:38, 21 April 2020
- Welding is a fabrication process that joins materials, usually metals or thermoplastics, by causing coalescence. It is often done by melting ...41 KB (6,376 words) - 23:28, 3 May 2023
- The Moon is Earth's only natural satellite. Natural satellites of other planets are also called moons, although they usually have their ...39 KB (6,162 words) - 13:13, 10 March 2023
- In physics and cosmology, the anthropic principle encompasses diverse explanations about the structure of the universe that open the question ...36 KB (5,492 words) - 06:15, 31 July 2023
- Category:Politics and social sciences Category:Anthropology [[Image:crematorium.arp.jpg|thumb|right|250px|The crematorium at Haycombe Cemetery ...24 KB (3,818 words) - 00:19, 15 January 2023
