7sciencePeople with the AIDS disorder are HIV positive. What is HIV an abbreviation for?Show AnswerLearn MoreShare
11scienceThis chemical element is an alkali metal, one of the lightest metals known. It is used in nuclear reactions, in batteries, in the glass industry, and as a medicine for the treatment of manic-depressive psychosis. What element is it?Show AnswerLearn MoreShare
17scienceProbably in every room of your home you have examples of what significant invention dating from about 1500 B.C.?Show AnswerLearn MoreShare
8scienceIn March, 1998, NASA announced that an unmanned lunar spacecraft had discovered up to 6 billion tons of ... what? ... on the moon?Show AnswerLearn MoreShare
12scienceWhat disease, caused by a deficiency of vitamin C, is characterized by bleeding gums and extreme weakness?Show AnswerLearn MoreShare
9scienceThis chemical element, symbol S, was known to the ancients; it is the brimstone of the Bible. What is it?Show AnswerLearn MoreShare
13scienceWhat is the name of the complex molecule that carries oxygen in the blood and gives blood its characteristic red color?Show AnswerLearn MoreShare
6scienceWhat are the three main commercial uses for wax (whether animal, vegitable, or mineral)?Show AnswerLearn MoreShare
2scienceWhich hockey player holds the record for having scored the most goals in Stanley Cup playoff games, 122 in a 16-year career?Show AnswerLearn MoreShare
1scienceWhat is the scientific name for the unit of heat required to raise the temperature of 1 gram of water by 1°C?Show AnswerLearn MoreShare
15scienceWhat product used by hikers, campers, military personnel, and astronauts, has been produced since 1891 by the Victorinox company?Show AnswerLearn MoreShare
11scienceThe seeds of what tropical tree are the main ingredient of chocolate?Show AnswerLearn MoreShare