10scienceWhich inventor in 1793 developed a cotton gin that could do the work of 50 people?Show AnswerLearn MoreShare
8generalWhat gas do plants absorb from the atmosphere during photosynthesis?Show AnswerLearn MoreShare
18otherIn 1920 Vladimir Zworykin invented something which has had a profound impact on almost all the inhabitants of the world since then. What was it?Show AnswerLearn MoreShare
7phrasesPresident Harry Truman liked to say, "If you can't stand the heat, get out of ... what?Show AnswerLearn MoreShare
4current eventsIn 1984, as singer Michael Jackson was earning $1.5 million dollars filming a Pepsi commercial, he had a life-threatening accident. What happened?Show AnswerLearn MoreShare
0peoplechallengingIn what year did American telegraph John B. Yale die: 1886, 1892, 1902 or 1904?Show AnswerLearn MoreShare
6geographyCan you name four Spanish-speaking countries whose names begin with the letter "C"?Show AnswerLearn MoreShare
46current eventsWho won the women's snowboard big air gold medal at the Winter X Games Aspen in January 2026?Show AnswerLearn MoreShare
38moviesWhich animated film introduces the supervillain Gru, who adopts three orphan girls and, with the help of his yellow, gibberish-speaking Minions, plots to steal the moon?Show AnswerLearn MoreSource: en.wikipedia.orgShare
28technologyWhat famous RC racing organization, founded in 1975, sanctions competitive off-road and on-road events worldwide?Show AnswerLearn MoreShare
65technologyWhat type of antenna, consisting of a horizontal wire fed at the center, is one of the simplest and most popular HF antennas?Show AnswerLearn MoreShare
0movieschallengingWho directed "Founders Day": Norman J. Warren, Erik Bloomquist, Chad Ferrin or Carsten Myllerup?Show AnswerLearn MoreShare
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