Search

Search results

Displaying 491 - 500

DK Science & Technology: Electronics

WHAT IS AN ELECTRIC SIGNAL? WHAT ARE ELECTRONIC COMPONENTS? WHAT IS A TRANSISTOR? SEMICONDUCTORSFIND OUT MOREElectronic circuits operate nearly every modern machine—microwave ovens, cars, and…

DK Science: Moving About

Running style of an ostrichHow a Tyrannosaurus stood upNo-one has ever seen a dinosaur in action. However, the bones and the joints of fossilized skeletons can give us clues as to how the animals…

Winter Olympics 2014: All About Sochi

The port city and subtropical resort was established in 1902 Sochi Seaport Related Links 2014 Winter OlympicsMemorable Olympic MomentsBirth of the Modern OlympicsEncyclopedia:…

Webmaster

What is this job like? If you've ever surfed the Internet, you already know something about what webmasters do. Webmasters make web sites. They turn words and art into Internet sites that people…

2018 Winter Olympics: Cross-Country Skiing

The sport of the Vikings Source: AP Photo/Dmitri Lovetsky Related Links 2018 Winter Olympics Cross-Country Through the Years Encyclopedia: Skiing Memorable Moments Bjorn Daehlie…

Chemistry: Molar Mass

Molar MassChemistryThe MoleWhat's a Mole?Molar MassConverting Between Moles, Molecules, and GramsPercent Composition When speaking about doing chemical reactions, it isn't very handy to say that…

Malaria: Introduction

IntroductionMalariaIntroductionA Nasty ParasiteFever and Ague: Malaria's SymptomsA Frustrating, Yet Curable, DiseasePrevention and Cure Malaria is one of the most successful parasites ever known to…

North Kingstown

(Encyclopedia) North KingstownNorth Kingstownkĭngˈstən, kĭngzˈtounˌ [key], town (1990 pop. 23,786), Washington co., S central R.I., on Narragansett Bay; inc. 1674 as Kings Towne, divided 1723 into…

Mahone, William

(Encyclopedia) Mahone, WilliamMahone, Williamməhōnˈ [key], 1826–95, Confederate general in the American Civil War and Virginia politician, b. Southampton co., Va. He was president, chief engineer,…

die

(Encyclopedia) die, any of various devices used for drawing wire, and for blanking, bending, cutting, machine forging, and embossing. Dies used for striking, or stamping, coins and medals are cut in…