Category: Physics

How many billion years did it take for humans to appear on Earth? Recognizable humans emerged at most 2 million years ago, a vanishingly small period on the geological scale. The earliest undisputed evidence of life on Earth dates at least from 3.5 billion years ago, during the Eoarchean Era, after a geological crust started […]

Why is universal health care bad? What Are the Disadvantages of Universal Health Care? A common criticism of universal health care is that the overall quality and variety of care declines. In some countries with universal health care, patients see long wait times or even have to wait months to be seen at all. Universal […]

What is the highest bouncing ball? Skyball What is the most bouncy thing in the world? The SkyBall is a softball-sized toy that bounces higher than nearly any other ball ever made. Filled with a combination of compressed air and helium, the SkyBall can bounce as high as 75 feet! What is the bounciest trampoline? […]

What are 4 reasons cells divide? Terms in this set (4) Food, Waste, and Gas Exchange. They need to maintain a workable ratio of surface area to volume to allow an efficient transfer of materials in and out of the cell. Growth. In order for an organism to grow, they must divide so they can […]

Is python bite poisonous? It is a non-venomous constrictor, with adults averaging 3–6 m in length. They reside in forests and nature reserves and occasionally venture into the sewer system. They are usually spotted in large drains and at construction sites. Python bites are rare, with 1–2 cases reported a year. Can you survive an […]

What is energy stored in capacitor? Energy stored in a capacitor is electrical potential energy, and it is thus related to the charge Q and voltage V on the capacitor. We must be careful when applying the equation for electrical potential energy ΔPE = qΔV to a capacitor. Remember that ΔPE is the potential energy […]

How long do coals burn for? about 1 hour Why do coals burn hotter? Coal and charcoal burn much closer to the source and keep the heat more concentrated leading to a higher temperature. The last thing to happen is combustion of the solid fuel, which is the glowing coals, which gives off the most […]

Which are ways to improve the design? 9 Simple Ways to Improve Your Design Skills 1 | Subscribe to design blogs. 2 | Take an online course. 3 | Read books and magazines. 4 | Follow along with other designers/design agencies. 5 | Pay attention to great design to see what they’re doing right. 6 […]

How hard is it to fit lowering springs? It’s not hard at all. Just a bit time consuming and if you’re not carefull, painful. You can do it at home with some jackstands but if you have access to a lift the job is considerably easier. Basically, you’ll need to lift the car and remove […]

Which is the greatest carbon reservoir? deep-ocean What is the longest lived reservoir for carbon? Sedimentary carbonates and kerogen are the the largest carbon reservoirs, followed by marine dissolved inorganic carbon (DIC), soils, surface sediments, and the atmosphere. Which carbon flux is the largest? The four categories that have the greatest relevance to the overall […]