Category: Physics

Can plate tectonics be proven? What is the cause of plate tectonics? Although this has yet to be proven with certainty, most geologists and geophysicists agree that plate movement is caused by the convection (that is, heat transfer resulting from the movement of a heated fluid) of magma in Earth’s interior. What are the evidences […]

Is it legal to brake check a tailgater? Yes it is illegal to brake check a tailgater. Causing an accident on purpose is illegal. Others have said that you can claim to have seen something dart into the road, but you have still caused an accident. Yes, tailgating is also illegal, but two wrongs do […]

What is the most efficient cycle for a steam power plant? The Rankine cycle is the ideal cycle for vapor power plants; it includes the following four reversible processes: 1-2: Isentropic compression Water enters the pump as state 1 as saturated liquid and is compressed isentropically to the operating pressure of the boiler. What are […]

What is the moral of the story of an hour? The moral of the story undermines the famous saying “the truth shall set you free”; Mrs. Mallard finds freedom in the false belief that her husband is dead, and dies when she faces the truth. What causes Mrs Mallard’s heart to fail at the end […]

How often does the jet stream shift? This movement creates an air current, or wind. A jet stream is a type of air current that forms high in the atmosphere. On average, jet streams move at about 110 miles per hour. Why do waters sink in the North Atlantic? Water flowing northward becomes modified through […]

How far can a load extend beyond your car? The load must not extend more than 1.275 metres either side from the centre line of the vehicle. The maximum width of the vehicle is 2.55m. If your load extends behind the back of your vehicle by more than 1m then you’ll need to attach a […]

Is a galaxy close to the Milky Way moving away from us slowly or quickly? As we look out into the Universe, we see galaxies moving away from us faster and faster. The more distant a galaxy is, the more quickly it’s moving away. To understand why this is happening, go and get a balloon […]

What are different types of productivity? Types of Productivity Measures Capital Productivity. Capital productivity tells you the ratio of products or services to physical capital. Material Productivity. Another ratio is material productivity. Labor Productivity. Total Factor Productivity. Simple Productivity Output. 360-Degree Feedback. Time Tracking. Efficiency. How do you express productivity? Productivity is usually expressed as […]

Why could jelly fish not tell a lie? Answer. Answer: because they can not talk. What is the meanest animal? HONEY BADGER Is Cyprus rich or poor? What does it mean for a nation to be rich? GDP per capita adjusted for relative purchasing power provides a clue into that….Advertisement. Rank Country GDP-PPP ($) 31 […]

How should you approach a dock when there is a strong wind blowing away from the dock? If the wind is offshore (blowing away from the dock), you should approach the dock at a 20 to 30 degree angle. A bow line is passed ashore and secured. In boats with an outboard, or inboard/outboard engine, […]