We all know that if you weigh yourself on the moon, it is less than your weight on the Earth. Can you tell me something that actually weighs more on the moon than on Earth? AnswerA helium-filled balloon; or a balloon filled with any gas lighter than air.Earth’s atmosphere causes a helium-filled balloon to float, […]
A cork, say from a wine bottle, is held by a robotic clamp at the bottom of a bucket of water and released the moment the bucket is dropped off the side of a tall building. What will happen to the cork during the fall? Will it float to the top of the bucket normally,
A lady, very concerned about her appearance and the environment, was being interviewed about keeping her beauty without compromising on environmental issues. When she was asked how she managed to keep her hair so shiny and silky without washing it every day, she declared she never washed it!How could this be true? AnswerAccording to scientific
A magazine competition invited people to come up with “invented” inventions of the cyber-age.For example, a solar-powered clothes drier (a rope) and a hand-held word processor (a pencil). Can you guess what this is?It’s a graphic media emulator. It is a high-resolution, thin-screen monitor that produces near-perfect emulations of all graphical media. It is used
Homer had suffered a bizarre accident that affected his eyesight. The doctor said it would be temporary, but for the next 4 weeks, he had to adjust how he did some things. The accident had affected his focal length. He was only able to focus on objects that were 6 or more feet away from
Nora Shekrie paid a visit to her niece, Saffa Moore, at Watts-Amata U. One of the first things Nora noticed was a tastefully framed poster over Saffa’s desk, apparently a long-range photo of some celestial rock.“Aunt Nora, did you know they just discovered two more moons of Pluto last week?”“I read about it, but I
This one is a “mental” exercise; don’t use paper and scissors; just imagine in your mind.Take a sheet of paper – any size that you happened to have (remember, just imagine this paper). Now fold this sheet of paper in half and now fold it in half again, at right angles to the first fold.
Sam Rottenegger got some free tickets to go and see his least favourite band. Sam, feeling a little unruly, stopped at the corner store. So, he could bring a 1/2 dozen eggs with him to the concert. The concert was packed and the tunes were so loud that Sam could hardly stand it. He started
If a cork is put into a glass of water, the cork will almost always drift to the side of the glass. There is one simple way, however, to get the cork to float in the centre of the glass (the horizontal centre, not the vertical). What is it? Water, the glass, and the cork
Cindy, a High School cheerleader, told her fellow cheerleaders that she was worried about changing for practice in their locker room. It seems that she overheard the Science teacher, Dr. Smith, telling the Principal that he had just invented an invisibility potion which turns a person, who drinks a sip of the potion, completely invisible
Doctor Dodge was staying with Cousin Jamie in Jamie’s lakeside cabin. They were setting up Jamie’s will. As Dodge was Jamie’s closest living relative, much of Jamie’s estate was being left to him.One day, Jamie went to Dr Dodge very disturbed. “Doctor,” he began, “I have just found out that a man named Georgio wants
A Science teacher told his class after school, “Whoever can get this egg into this smaller glass bottle will win no homework for a week! The rules are: the egg has to go into the bottle in one piece, and you can’t break the bottle. You can also use anything in the science lab. So,
A Physics teacher used to enjoy tricking his students into learning science facts. One day, he placed an 8-ounce glass filled with water on a table. He then produced 2 straws; one straw he placed into the glass of water and the other he held outside the glass. “Class,” he said, “I am willing to
Swaff is sitting at his desk, being cool, when his younger brother Geemiee walks up. Geemiee had recently been practising his (fake) magical powers, trying to turn cheese into more cheese, so he believes he can beat Swaff in anything. He sets up a little competition, the first to get 5 ounces of water to
You awake inside a small transparent capsule sitting on the surface of Venus. From a small speaker you hear a voice that says, “We will leave you here either for a day or a year. If you choose to stay a day, we will give you $1 million. If you choose to stay a year,