What comes next in this sequence:
Hydrogen, Helium, Lithium, Beryllium, Boron and _______?
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On a dark night Harold and Michael were sitting together. Harold was watching an old movie while his friend Michael was reading a mystery novel. Suddenly the power went out and Harold decided to go to bed, but strangely Michael kept on reading. There was no artificial light around, but Michael kept on reading. How come? In 1968, a British sailor named Robin Knox Johnston set off on an around-the-world race. He sailed from England down the Atlantic, around the coast of South Africa, past Australia, across the Pacific, round the bottom of South America, then back up the Atlantic to England. 30,000 miles in 313 days, becoming the first person [...]  March 3rd, 2013 | Category: Automotive, Brain Riddle, Geography, History, Mathematical, Science |  2 guesses |  Email This RiddleA man is diagnosed with a rare disease. The doctor prescribed two different kinds of pills and said: “They have to be taken simultaneously at bedtime, every night. Take one from one bottle, and one from the other. It’s the interaction of the two pills that is the key to keeping you alive.” The man had [...] February 26th, 2013 | Category: Brain Riddle, Mathematical, Real Life, Science | 4 guesses | Email This RiddleWhat comes next in this sequence: Iron, Bromine, Uranium, Argon, ___________ ?
The speed of light is approximately 671 million miles per hour. How much faster will the light travel if a car is driving 100 mpg and turns on it’s lights vs. a parked car turning on his lights? Take a normal piece of paper, exactly 0.1mm thick. Fold it in half, and then in half again, and again, and again. Do this a total of 50 times. How thick would the final paper be?
BTW, the answer is not: “it’s impossible.” We know it’s impossible so for the sake of the riddle, we’ll pretend [...] September 25th, 2012 | Category: Brain Riddle, Mathematical, Science | 5 guesses | Email This RiddleI can be hot or cold, There is an apple and a glass of water on the center table. A man is sitting at the table. The water spills and the man gets electrocuted. How? September 21st, 2012 | Category: Brain Riddle, Food Riddles, Science | 3 guesses | Email This Riddle“My two sons built their cars and wanted to compete against each other at home prior to the real race. I built a simple racetrack using materials I had on hand. However, I only had materials to build a one-lane track. “I had planned to run the cars individually and use a stop watch to time [...] September 6th, 2012 | Category: Automotive, Brain Riddle, Real Life, Science, Sports Riddles | 3 guesses | Email This Riddle |
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