5scienceWhat do you call the disease marked by uncontrollable sleepiness and attacks of brief sleep, even while standing or moving?Show AnswerShare
16scienceWhat is the name of the effect, named after a 19th Century Austrian physicist, which causes the sound of a moving object to change its pitch as it approaches and then passes you?Show AnswerShare
15scienceOne of the ingredients of LSD is lysergic acid, which is found in the seeds of what common flower?Show AnswerShare
10scienceThe largest part of the human brain controls thought and voluntary movement. What is it called?Show AnswerShare
7scienceWhat contracting membrane regulates the amount of light entering the eye? Is it the retina, iris, or pupil?Show AnswerShare
8scienceThe invention of the match for starting fires was made possible about 1680, when scientists realized that two chemical elements, when rubbed together, would burst into flame. Which two elements?Show AnswerShare
9scienceIn 1943, French underwater explorer Jacques Cousteau helped create an invention designed for underwater breathing, and 60's British rock group Jethro Tull named an album after it. What is it?Show AnswerShare
4scienceWhich of these body parts is NOT located in the abdomen: the stomach, intestines, kidney, or liver?Show AnswerShare
2scienceThe fastest growing plant can increase up to 35 inches (or 90 cm) in one day. What is it?Show AnswerShare
15sciencePlanets: a. Which planet in our solar system has the shortest day - making one rotation about its axis every 10 hours or so? Is it Mercury, Jupiter, or Pluto? b. How many planets have no moons? c. Which planet has the tallest mountain - Earth, Mars, or UShow AnswerShare
17scienceWhat's the biological name for the part of the body that contains the stomach, intestines, liver, spleen, and pancreas?Show AnswerShare