40 Interesting Facts in Physics

40 Interesting facts in physics

Interesting Physics facts
Interesting Physics facts
40 Interesting Facts that you have to know if you are a physics student. There are many known and unknown facts in Science but Physics since it is a quite interesting subject so there are maximum number of Facts in Physics.


Let's Start -: 
  1. The effect of Relativity made Astronaut Sergei Avdeyev a fraction of a second younger upon his return to Earth after 747 days in space. 
  2. The Dead Sea is so dense with salt, you can easily float on it without drowning. 
  3. Lake Baikal in Russia contains more water than all the North American Great Lakes combined. 
  4. The world's densest wood, the Black Ironwood (Olea laurifolia), does not float on water and therefore sinks. 
  5. The mass of our entire atmosphere is estimated to be some 5.5 quadrillion tons (55 followed by 14 zeros). 
  6. Chewing gum was invented by a dentist, named William Semple - as a way to exercise your jaws. 
  7. The diameter of a proton is approximately 0.000000000001 mm (1/25,000,000,000,000 inch). 
  8. You can convert graphite into diamond by applying a temperature of 3000 Celsius and pressure of 100,000 atm. 
  9. The amount of water beneath our ground soil is 50 times as much as all the water in the rivers and lakes combined. 
  10. The first ten feet of the ocean hold as much heat as the Earth's entire atmosphere. 
  11. The lightning bolt is 3 times hotter than the sun. 
  12. On average, our bodies constantly resist an atmospheric pressure of about 1 kilogram per square inch. 
  13. The deepest location on Earth is Mariana Trench, about 11km deep in the North Pacific ocean. 
  14. The bark of the redwood tree is fireproof. 
  15. If Mount Everest were placed at the bottom of the deepest part of the ocean, its peak would still be a mile underwater. 
  16. If given the same mass, our body would actually be hotter than the sun. 
  17. Many physicists believe wormholes (a "shortcut" through space and time) exist all around us but they are smaller than atoms. 
  18. A solar panel 100 miles by 100 miles (161x161km) in the Mojave Desert (USA) could replace all the coal now burned to generate electricity in the entire U.S. 
  19. The Atlantic Ocean grows at about the same rate as your fingernails. 
  20. If you yelled for 8 years, 7 months and 6 days, you would have produced just enough sound energy to heat up one cup of coffee. 
  21. The average ice berg weighs 20,000,000 tons. 
  22. Lightning strikes about 6,000 times per minute on our planet. 
  23. A gallon of water weighs 8.34 pounds (3.8kg). 
  24. If an item moves very, very fast, it becomes smaller and heavier. 
  25. Minus 40 degrees Celsius is exactly the same temperature as minus 40 degrees Fahrenheit. 
  26. Hot water freezes quicker than cold water. 
  27. The only rock that floats in water is pumice. 
  28. Mexico City is sinking at a rate of 18 inches (46cm) per year as a result of draining water. 
  29. 1 inch (25mm) of rain water is equivalent to 15 inches (381mm) of dry, powdery snow. 
  30. The oldest and largest clearly visible meteorite crater site in the world is The Vredefort Dome in Free State, South Africa. It is 380km across. 
  31. The greatest tide change on earth occurs in the Bay of Fundy. The difference between low tide and high tide can be as great as 16.6 meters (54 ft.) 
  32. The temperature in fahrenheit can be determined by counting the number of cricket chirps in 14 seconds and adding 40. 
  33. The average ocean floor is about 3,600 meters deep (12000ft). 
  34. Sunlight can penetrate clean ocean water to a depth of 73 meters (240ft.) 
  35. The North Atlantic gets 2.5 centimetres (1in) wider every year. 
  36. Hawaii is moving toward Japan 10 centimetres (4 inches) every year. 
  37. Due to gravitational effects, you weigh slightly less when the moon is directly overhead. 
  38. Lake Baikal is the deepest lake in the world.
  39. When hydrogen burns in the air, water is formed. 
  40. Diamonds are the hardest known substance.

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