Cosul este gol
Conectează-te ca să te putem notifica când primești un răspuns
A fact-filled, photo-packed guide to all 118 elements. Packed with stunning photography; Eyewitness Periodic Table explores the building blocks of our universe. Beginning with a concise history of chemistry, scientific pioneers, and the creation of the first periodic table, this comprehensive guide then launches into a visual tour of each individual element. Along the way, you'll find out where each element comes from and what it is used for, explained clearly and simply for young readers. Explore elements such as nitrogen and oxygen and learn why they are essential to our survival. See how precious gold protects astronauts in space, and what makes the metal mercury so unusual. Find out about synthetic elements created in labs, which the smartest chemists are still busy figuring out how to use. This detailed, accessible book will inspire young, inquisitive minds - the scientists of tomorrow who will shape our future. Part of DK's best-selling Eyewitness series , which is now getting an exciting makeover, this popular title has been reinvigorated for the next generation of information-seekers and stay-at-home explorers, with a fresh new look, new photographs, updated information, and a new eyewitness feature - fascinating first-hand accounts from experts in the field.