75 Amazing Science Facts You May Not Know | Amazing Facts 4U
- Aerogel is a glass-like material but it’s amazing that it is 1000 times lighter than glass because it’s 99.8% air! It has the lowest bulk density of any known porous solid.
- Amazingly air becomes liquid at – 190 degrees Celsius.
- The amazing Fact is that at room temperature average air molecule travels at the speed of a rifle bullet.
- Aluminum is the most common metal in the Earth’s crust (8 percent of its weight.)
- Astatine is the rarest element on Earth (approx. 28 gm in the Earth’s entire crust.)
- Amazing thing is that, If you were to remove all of the empty space from the atoms that make up every human on earth, the entire world population could fit into an apple.
- It is absolutely amazing to realize how empty the atom is. If an atom were the size of a stadium, its electrons would be as small as bees.
- A cesium atom in an atomic clock beats amazingly at over nine billion times a second.
- Minus 40 Degree Centigrade is equal to minus 40 Degree Fahrenheit.
- Celsius who developed a temperature scale made freezing 100 degrees and boiling 0 degrees, or upside down. Fellow scientists reversed this only after he died.
- The amazing fact is that the chalk is made of trillions of microscopic skeleton fossils of plankton (a tiny sea creature.)
- The amount of Chlorine in the human body is enough for the disinfection of 5 swimming pools.
- To loosen the rusted bolt apply a cloth soaked in Coca-Cola for some time.
- The dioxin 2,3,7,8-tetrachlorodibenzo-p-dioxin is 150,000 times deadlier than cyanide.
- Amazingly most liquid laundry detergents are alive with living organisms that help to break down stains!
- The amazing fact is that real diamonds don’t show up in X-Ray.
- Dynamite contains peanuts as an ingredient.
- The normal static electricity shock that zaps your finger when you touch a doorknob is amazingly between 10,000 and 30,000 volts!
- The amazing fact is that electricity doesn’t move through a wire but through a field around the wire.
- Fluoroantimonic acid is the world’s strongest acid and is amazingly 100,000 billion billion billion times more potent than the Hydrochloric acid in your stomach.
- The fact is that natural gas has no odor. The smell is added artificially so that leaks can be detected.
- Gold and Copper are the only two non-white metals.
- Amazingly Graphene, the world’s strongest material is a million times thinner than paper but 200 times stronger than steel. It is as thin as paper. It is composed of purified graphite that has been reconfigured on a nanoscopic level.
- Unlike any other element, helium does not solidify.
- The amazing fact is that the period at the end of this sentence can hold 2,000,000 hydrogen atoms.
- Hydrogen gas is the least dense substance in the world.
- Hydrogen solid is the densest substance in the world, at 70.6g/cc.
- Hydrogen is an explosive gas and Oxygen supports fire. Yet amazingly when combined in water, it is used to put out fires.
- Amazingly we can produce laser light a million times brighter than sunshine.
- Laser stands for “Light Amplification by Stimulated Emission by Radiation”.
- The noble gas Xenon lasers can cut through materials that are so tough even diamond-tipped blades will not cut.
- The amazing fact is that light does not age even after millions of years.
- You can see a candle flame from 50 Kilometers on a clear, dark night.
- The color black is produced by the complete absorption of light rays.
- Flames get their shape due to gravity! If you strike a match in space, where there is no air or gravity, it burns in a sphere shape!
- Candles in space burn with a nearly invisible blue flame!
- Light doesn’t always travel at the speed of light. The speed of light is only constant in a vacuum. When it passes through matter it can slow down. Photons (light particles) pass through the water at 3/4th the regular speed of light. Amazingly in an experiment light was once slowed down to 38 miles per hour.
- Wearing yellow makes you look bigger on camera; green, smaller.
- Lightning bolts can sometimes be hotter than the sun. (about 50 000º F)
- Each time lightning strikes, some Ozone gas is produced, thus strengthening the Ozone Layer in the atmosphere.
- Amazingly a person standing under an oak tree is 16 more times liable to be hit by lightning than a beech tree due to the vertical roots of the oak tree.
- Mercury is the only metal that is liquid at room temperature.
- Mercury is actually the densest liquid. It’s 13 times as dense as water. It’s even denser than lead!
- Nylon is made from coal and petroleum.
- Natural pearls melt in vinegar.
- Amazingly the average lead pencil will draw a line 35 miles long or write approximately 50,000 English words.
- You can detect one drop of perfume diffused throughout a three-room apartment.
- The only letter not appearing on the Periodic Table is the letter J.
- It takes amazing 50000 years for the plastic containers to start decomposing.
- Plastic bags are easier to recycle than their paper counterparts.
- Plutonium, first weighed on August 20th, 1942, by University of Chicago scientists Glenn Seaborg and his colleagues, was the first man-made element.
- An amazing fact is that a rubber tire is actually one single giant molecule.
- An average adult body contains around 250 gm of salt.
- You can taste one gram of salt in 500 liters of water (.0001 M).
- Amazing thing is that if you slowly pour a handful of salt into a totally full glass of water it will not overflow. In fact, the water level will go down.
- The radiation from smoking a pack of cigarettes a day compares to almost 2,000 chest x-rays due to fertilizer called apatite, which causes the tobacco to taste sweet, but also has uranium in it.
- It is amazing that if sodium is dropped into water it will immediately and violently explode.
- Sound travels 15 times faster through steel than through the air.
- You can hear the tick of a watch from 6 meters in very quiet conditions.
- When traveling through water, sound moves around four times faster than when it travels through the air.
- Sound carries so well in the Arctic than on a calm day, a conversation can be heard from 1.8 miles away.
- If you yelled for 8 1/2 years, you would have produced enough sound energy to heat one cup of coffee.
- Amazingly the whip was the first man-made object to break the sound barrier. The “crack” of the whip is actually a sonic boom because its tip moves faster than the speed of sound.
- Whispering is more taxing on your voice than normal speech.
- The amazing fact is that sound at the right vibration can bore holes through a solid object.
- The sound that you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
- Put two straws in the mouth, one outside and one inside the drink. Amazingly you won’t be able to drink through either straw.
- Moisture not air causes superglue to dry.
- Cotton or wool will combust if super glue is applied to it.
- Thunder is created when the air around lightning gets rapidly heated and expands at a rate faster than the speed of sound.
- Talc is the softest known substance.
- Amazingly the smell of the element Tellurium is so strong that just touching a minuscule of it will make you smell like rotting garlic for almost a month.
- The metal with the highest melting point is tungsten at 6170 degrees Fahrenheit.
- Urea, a chemical found in your urine, is added to cigarettes to enhance flavor.
- The amazing fact is that a car traveling at 80 Km per hour uses half its fuel to overcome wind resistance.
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