7scienceOf the chemical elements between #95 and 100, three are named for humans. Name the three.Show AnswerLearn MoreShare
20scienceThe color chartreuse is basically a combination of which two colors?Show AnswerLearn MoreShare
6scienceWhat is the most common gas in the earth's atmosphere? Is it nitrogen, oxygen, ozone, or carbon dioxide?Show AnswerLearn MoreShare
10scienceFrom the name of the Greek goddess of health, the one often pictured feeding a pet snake, comes an English word which concerns most people most of the time. Who is this Greek goddess?Show AnswerLearn MoreShare
1scienceWhich 19th century French chemist, who discovered that diseases are caused by microorganisms, is considered the founder of modern microbiology?Show AnswerLearn MoreShare
6scienceThe first vaccine, developed by the English physician Edward Jenner in 1796, protected people against what disease?Show AnswerLearn MoreShare
10scienceThe hypodermic syringe, a lifesaving devise used by doctors but abused by junkies, was invented at the time of which war?Show AnswerLearn MoreShare
17scienceIf the astronauts took with them the moon a grandfather clock, for what scientific reason would it not keep proper earth time?Show AnswerLearn MoreShare
12scienceWhat kind of thin, wispy, feathery looking clouds, located four to twelve miles up, are usually the first sign that a weather front is approaching?Show AnswerLearn MoreShare
15scienceWhat do you call curved lines on a weather map connecting regions of equal atmospheric pressure?Show AnswerLearn MoreShare
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