Category: Physics

What is the movement of air called? wind What are the 3 ways in which water reaches the atmosphere? Water and the atmosphere Water enters the atmosphere through evaporation, transpiration, excretion and sublimation: Transpiration is the loss of water from plants (via their leaves). What causes the weight of the atmosphere? The Building Blocks of […]

Do Volume Booster apps really work? Yes. The volume booster apps for Android devices will work even if you use your earphones. All the existing functions will work just as much as when you use the phone speakers. How can I increase volume without distortion? Here are 7 tactics that I suggest using: Turn it […]

What is the force of a car crash? force equals mass times acceleration. In this case, the acceleration is (v – 0)/t, where t is whatever time it takes car A to come to a stop. The car exerts this force in the direction of the wall, but the wall, which is static and unbreakable, […]

Is a 5 cm tumor big? The smallest lesion that can be felt by hand is typically 1.5 to 2 centimeters (about 1/2 to 3/4 inch) in diameter. Sometimes tumors that are 5 centimeters (about 2 inches) — or even larger — can be found in the breast. What stage is a 5 cm tumor? […]

How do they measure weight in England? Weight measurements in the UK, US, Australia and New Zealand In the US, they use pounds (lbs) for their weight while Australia and New Zealand use kilograms. So, a man weighing 90kg would give his weight as 198 lbs in the US and just over 14 stone in […]

What is the number of electrons equal to? The number of electrons in a neutral atom is equal to the number of protons. The mass number of the atom (M) is equal to the sum of the number of protons and neutrons in the nucleus. The number of neutrons is equal to the difference between […]

Why should foods be refrigerated? Refrigeration slows bacterial growth. Bacteria exist everywhere in nature. They are in the soil, air, water, and the foods we eat. When they have nutrients (food), moisture, and favorable temperatures, they grow rapidly, increasing in numbers to the point where some types of bacteria can cause illness. What is the […]

Which is more effective way to increase the efficiency of a Carnot engine? The efficiency of the carnot engine can be increased by either increasing the sink temperature or by decreasing the reservoir temperature. What are limitations of Carnot cycle? isentropic process is possible if it very fast. This alternate combination of very fast, very […]

Why is electricity so cheap in Iceland? This is one of the plants that enables Iceland to produce 100 per cent of its grid electricity from renewable sources. It’s all either geothermal or hydro. Electricity prices are low in Iceland, especially for the aluminum smelting industry. Can you drink the water in Iceland? Yes, it […]

Is it safe to breathe in ozone? When inhaled, ozone can damage the lungs. Relatively low amounts can cause chest pain, coughing, shortness of breath and throat irritation. Ozone may also worsen chronic respiratory diseases such as asthma and compromise the ability of the body to fight respiratory infections. Can ozone cure Lyme disease? Ozone […]