What is frame of reference and its types? There are two types of observational reference frame: inertial and non-inertial. An inertial frame of reference is defined as one in which all laws of physics take on their simplest form. In special relativity these frames are related by Lorentz transformations, which are parametrized by rapidity. What […]
Does oxygen form a positive or negative ion?
What is called stereopsis?
What is called stereopsis? Stereopsis (from the Greek στερεο- stereo- meaning “solid”, and ὄψις opsis, “appearance, sight”) is a term that is most often used to refer to the perception of depth and 3-dimensional structure obtained on the basis of visual information deriving from two eyes by individuals with normally developed binocular vision. Why is […]
Is negative free cash flow a bad sign?
Is negative free cash flow a bad sign? Although companies and investors usually want to see positive cash flow from all of a company’s operations, having negative cash flow from investing activities is not always bad. Can you have negative cash flow and positive profit? Cash flow is the net amount of cash and cash-equivalents […]
What are the similarities and differences between kinetic and potential energy?
What are the similarities and differences between kinetic and potential energy? KE is the energy possessed by an object by virtue of it being in motion. PE is the energy possessed by an object by virtue of its position. It can be transferred from one object to another and this happens during collisions. Potential Energy, […]
When a small stone is dropped into a pond of still water what happens?
What causes sudden blind spots in vision?
When should I worry about cold feet?
What are the 3 levers involved in deep squat?
What are the 3 levers involved in deep squat? The levers that exist in this analysis are the back, the femur, and the shank or lower leg. The levers, as they hinge around the hip and knee joints, form the diagnostic angles used to analyze and discuss the movement. What are examples of second class […]
Why Japan is so rich?
Why Japan is so rich? Why is Japan so rich ?? Japan has close economic ties with the United States, European Union, Latin America, Australia, China and many others. The country has developed one of the world’s most powerful economies based entirely on imported raw materials. Who is richest country in world? For example, Iceland […]