The concept of redshift and blueshift is closely related to the Doppler effect — which is an apparent shift in soundwave frequency for observers depending on whether the source is approaching or moving away from them, according to the educational website The Physics Classroom. The Doppler Effect...
What is the concept of wave-particle dualism? In which case(s) can a certain entity be described as a particle and in which case(s) as a wave? What are the characteristics of simple harmonic motion? What is an echo? What is a parsec?
What is the concept of spin of an electron? Why does light slow down in a denser medium? What is a Bloch wave? Which is normally greater, the energy in ordinary sound or the energy in ordinary light? What does gravity actually pull?
General relativity is a physical theory about space and time and it has a beautiful mathematical description. According to general relativity, the spacetime is a 4-dimensional object that has to obey an equation, called the Einstein equation, which explains how the matter curves the spacetime. Wh...
Proof-of-concept work. The exploratory phase of new ETL pipelines or reports. Supporting workloads during incremental migration. In each of these scenarios, query federation gets you to insights faster, because you can query the data in place and avoid complex and time-consuming ETL processing. ...
Let's embark on a journey to demystify the world of 3D rendering by using a simple metaphor we can all imagine. Envision a ball of clay as our starting point to grasp the concept. Just like a sculptor moulds clay into various shapes, in the realm of 3D modeling, artists manipulate virtu...
Why “Redshift”? In physics, electromagnetic radiation shifts toward red when the source of radiation moves away. This phenomenon is calledredshift. So, when we heard the name of Amazon’s database for the first time, we wondered if it's somehow connected to this physics term. ...
Principles of successful data visualization The first thing to do before creating any chat is to check all information for accuracy and consistency. For example, if the scaling factor is 800%, whereas the average is 120–130%, you should check where this number is coming from. Maybe it’s ...
However, the real concept was given by Inmon Bill. He was considered as a father of data warehouse. He had written about a variety of topics for building, usage, and maintenance of the warehouse & the Corporate Information Factory.
What exactly is daylight savings time? How do you find time? What is mean by moment of Inertia? What is the concept of time? Explain what drift speed is. If |A times B| = 6.45AB , what is the angle between A and B? What is the actual meaning of the moment of inertia?