Category: Physics

Which foods are the most nutrient dense? Here are the 11 most nutrient-dense foods on the planet. Salmon. Not all fish is created equal. Kale. Of all the healthy leafy greens, kale is the king. Seaweed. The sea has more than just fish. Garlic. Garlic really is an amazing ingredient. Shellfish. Potatoes. Liver. Sardines. Which […]

Why is copper used instead of gold? Gold, for example, is an excellent conductor of electricity, but it costs several times more than copper. If companies used gold to manufacture electrical wires, they’d essentially waste money, as copper is more conductive and costs less than its goal counterpart. What is the disadvantage of using aluminum […]

What is the relationship between physics and home science? Physics: With the scientific progress the Home Science is now very intimately related to other branches of science in one way or the other ‘these are briefly described as below : It is essential to know the basic fundamentals of Physics for day-to-day handling of electric […]

What are the two type of physical capital? There are two types of physical capital: fixed capital and working capital. Fixed capital includes those assets which can be used over many years in the process of production like machines in factory, building, tools etc. What are the classification of physical capital? Physical capital is divided […]

What is a disadvantage of using solar energy? High initial costs for material and installation and long ROI (however, with the reduction in cost of solar over the last 10 years, solar is becoming more cost feasible every day) Needs lots of space as efficiency is not 100% yet. No solar power at night so […]

How big is a photon? A photon is in shape like a thin stick if its energy is lower than the rest energy of an electron and like a plate if its radius is smaller than the classical radius of an electron. For a photon of hν=13.6 eV, the photon radius is 34.9 pm and […]

What type of process is combustion? Combustion is a chemical process in which a substance reacts rapidly with oxygen and gives off heat. The original substance is called the fuel, and the source of oxygen is called the oxidizer. The fuel can be a solid, liquid, or gas, although for airplane propulsion the fuel is […]

What tool is used to measure the volume of an object? Graduated Cylinder Why is it important to know the volume of an object? Finding the volume of an object can help us to determine the amount required to fill that object, like the amount of water needed to fill a bottle, an aquarium or […]

Can we use both of them? “Both” implies “Both of them.” They are interchangeable in English among native speakers. They can be interchangeable but it may depend on the context. Q: Do you want David or John to join us? A: Both of them. How do you use both correctly? When we use both as […]

How do I protect myself as a delivery driver? Lock your doors and go to the nearest safe location and/or call the police. Be alert to suspicious persons loitering around the delivery address. Don’t flash money during transactions. Make sure your car is in good working order. What is the most important element of driving? […]