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Nuclear meltdown. A simulated animation of a core melt in a light-water reactor after a loss-of-coolant accident. After reaching an extremely high temperature, the nuclear fuel and accompanying cladding liquefies and flows to the bottom of the reactor pressure vessel. Three of the reactors at Fukushima I overheated because the cooling systems ...
Mount Vesuvius ( / vɪˈsuːviəs / viss-OO-vee-əs) [a] is a somma - stratovolcano located on the Gulf of Naples in Campania, Italy, about 9 km (5.6 mi) east of Naples and a short distance from the shore. It is one of several volcanoes forming the Campanian volcanic arc.
Pompeii (/ p ɒ m ˈ p eɪ (i)/ pom-PAY-(ee), Latin: [pɔmˈpei .iː]) was an ancient city in what is now the comune (municipality) of Pompei, near Naples, in the Campania region of Italy.Along with Herculaneum, Stabiae, and many surrounding villas, the city was buried under 4 to 6 m (13 to 20 ft) of volcanic ash and pumice in the eruption of Mount Vesuvius in 79 AD.
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A water molecule consists of two hydrogen atoms and one oxygen atom. Water (H 2 O) is a polar inorganic compound.At room temperature it is a tasteless and odorless liquid, nearly colorless with a hint of blue.This simplest hydrogen chalcogenide is by far the most studied chemical compound and is described as the "universal solvent" for its ability to dissolve many substances.
Malala Yousafzai ( Urdu: ملالہ یوسفزئی, Pashto: ملاله یوسفزۍ, pronunciation: [məˈlaːlə jusəf ˈzəj]; [4] born 12 July 1997) [1] [4] [5] is a Pakistani female education activist and the 2014 Nobel Peace Prize laureate [6] at the age of 17. She is the youngest Nobel Prize laureate in history, the second Pakistani and ...
Sodium bicarbonate ( IUPAC name: sodium hydrogencarbonate [9] ), commonly known as baking soda or bicarbonate of soda, is a chemical compound with the formula NaHCO3. It is a salt composed of a sodium cation ( Na +) and a bicarbonate anion ( HCO 3− ). Sodium bicarbonate is a white solid that is crystalline but often appears as a fine powder.
