Category: Physics

Does electricity travel on the outside of a wire? However, electrical energy does not travel though the wire as sound travels through air but instead always travels in the space outside of the wires. This is because electric energy is composed of electric and magnetic fields which are created by the moving electrons, but which […]

Is too bad for Lasik? Overall, LASIK is a very safe surgery, and complications are incredibly rare. But some people face side effects, including: Dry eyes. For most people who experience this issue, it resolves within a few months as the eyes heal. Can you still wear glasses after Lasik? You can wear glasses or […]

What happens if we move from a dark room into bright sunshine suddenly? when we move from a dark room into bright sunshine our eyes began to flitter and close because our eyes becomes used to the dark light and then it flitters till our eyes don’t adapt to be in sunshine. When we move […]

What is the meaning of chicken and egg situation? informal. a situation in which it is impossible to say which of two things existed first and which caused the other one. What is chicken and egg game? Chicken or Egg is a trivia game in which players land on different categories on the board and […]

Is sodium highly reactive? Sodium, with atomic number 11 and atomic weight of 22.990. Sodium is a soft, easily tarnished, alkali metal. It is not found as a pure metal in nature due to its highly reactive nature. Sodium is so highly reactive that it can cause explosions with just water (see video below). Why […]

Why does heat excite electrons? Electrons can also be excited by electrical excitation, where the original electron absorbs the energy of another, energetic electron. The simplest method is to heat the sample to a high temperature. The thermal energy produces collisions between the sample atoms causing the atom’s electrons to be excited. What does it […]

How many watts is 1.35 kg? 1350 watts How do you convert kg to kW? How many kg-m/s in 1 kilowatt? The answer is 101.97162129779. We assume you are converting between kilogram-force meter/second and kilowatt. You can view more details on each measurement unit: kg-m/s or kilowatt The SI derived unit for power is the […]

What can a camera do which a human eye Cannot? We cannot freeze motion with our eyes. With a camera, however, so long as there is enough light, we can freeze motion. We can even record events that happen too fast for the human eye to see them. The camera can capture ‘the moment’, while […]

What can you use nail polish for? 10 Household Uses for Clear Nail Polish Thread a Needle With Ease. Don’t spend countless minutes trying to pull the end of a thread through a needle. Waterproof Your Garden Markers. Protect your garden markers from the elements. Prevent Rust Rings. Secure Eyeglasses. Prevent Green Fingers. Secure Screws. […]

Which action causes all the objects move? Force and Motion Forces cause all motions. Everytime the motion of an object changes, it’s because a force has been applied to it. Force can cause a stationary object to start moving or a moving object to change its speed or direction or both. A change in the […]