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How to measure how long Fidget Spinner rotates without a clock
Why? Because obviously the watch is not available but the laser device and light sensor are sold in the market.
Speed
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Articles about Speed
1,518 published items.
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Why can terrorists bring disguised bombs into laptops over the airport without being detected?
Security technology is more advanced than before but bomb technology is no less competitive. The speed of development is becoming a double-edged sword.
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You will not dare to drive too fast if you know about this phenomenon
This phenomenon makes your eyes unable to see clearly every time you launch and the disaster will happen.
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8 interesting uses of airplane mode you may not know yet
Not only on airplanes, but Airplane Mode also has 8 interesting uses.
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Illusion of flying helicopters with stationary propellers
The phenomenon of hovering helicopters above the takeoff yard, flying higher and higher while the propeller almost stood still completely stemming from the shooting spee…
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How will the world stop spinning and change the world?
As scientists predict, if the Earth stops spinning, we will be only a month away from Apocalypse.
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Why do black and white stripes turn?
What made the black and white stripes turn when we put a glass of water in front? The explanation for this phenomenon stems from what physical laws?
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The world's 9 largest super projects are under construction
According to Business Insider, the projects below cost hundreds of billions of USD and are in the process of construction, are the most expensive projects in the world.
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See Tesla Model S P100D set the fastest record in the world: going 402 meters takes 10.78 seconds
Tesla Model S P100D has set the fastest acceleration record in a quarter of a mile.
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How many seconds do women need to have love?
For years, society has the idea that women can fall in love with a man with lightning speed.
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How does weight of shoes affect your speed?
Wearing a pair of heavy shoes obviously will cost you more energy. However, how exactly is your speed affected?
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For the first time, the scene broke the wall of light
When an object moves faster than sound, it creates an ultrasonic explosion. Therefore, in theory, if something moves faster than light, it will also produce a fruit
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2017- Year of head implants, milk processing without cows
Testing of ultra-high speed boats, head implants, milk-making without cows ... are the most anticipated scientific and technological events in 2017, according to CNN.
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Mechanism to eliminate gunshots of silencer
The silencer reduces the pressure and temperature of the hot air flow generated in the barrel, enabling weapons to fire at noise levels lower than normal.