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IntoScience is an Australian interactive edutainment science platform created by 3P Learning, who are also responsible for Mathletics, Reading Eggs, and Spellodrome. The program is designed to be used in secondary school.
Chemistry is the scientific study of the properties and behavior of matter. [1] It is a physical science within the natural sciences that studies the chemical elements that make up matter and compounds made of atoms, molecules and ions: their composition, structure, properties, behavior and the changes they undergo during reactions with other substances.
Houghton Mifflin Harcourt Company (/ ˈ h oʊ t ən / HOH-tən; [9] HMH) is an American publisher of textbooks, instructional technology materials, assessments, and reference works. The company is based in the Boston Financial District .
2 (light pink) [note 1] Pu(VI), as PuO 2+ 2 (pink orange) Pu(VII), as PuO 3− 5 (green)—the heptavalent ion is rare. The color shown by plutonium solutions depends on both the oxidation state and the nature of the acid anion. [36] It is the acid anion that influences the degree of complexing—how atoms connect to a central atom—of the ...
He was first included on the Forbes World's Billionaires list in 1999 with an estimated net worth of $10.1 billion, which placed his on the 19th position in the world and 10th in the USA. [199] His net worth decreased to $6.1 billion a year later, a 40.5% drop. [ 200 ]
The academy's student-teacher ratio is 6:1, and 93% of Exeter faculty have postgraduate degrees. [64] Students who attend Exeter for four years are required to take courses in the arts, classical or modern languages, computer science, English, health & human development, history, mathematics, religion, and science.
The Union of Soviet Socialist Republics [r] (USSR), [s] commonly known as the Soviet Union, [t] was a transcontinental country that spanned much of Eurasia from 1922 to 1991. . During its existence, it was the largest country by area, extending across eleven time zones and sharing borders with twelve countries, and the third-most populous co
Sony's first product was an electric rice cooker in the late 1940s. [23]Sony began in the wake of World War II. In 1946, Masaru Ibuka started an electronics shop in Shirokiya, [24] a department store building in the Nihonbashi area of Tokyo.
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