<span>According to the Doppler effect, objects moving away from Earth would have a redshift. </span>A <span> redshift means that every wavelength becomes longer and if we observe Hydrogen lines that are at a certain position, those will become redshifted.</span>
Answer:
Subtraction
Explanation:
That is subtracting the values of two cells.
You know because of the "-" sign
Answer:
The key difference between a library and a framework is “Inversion of Control”. When you call a method from a library, you are in control. But with a framework, the control is inverted:the framework calls you
Explanation:
A library performs specific, well-defined operations.
A framework is a skeleton where the application defines the "meat" of the operation by filling out the skeleton. The skeleton still has code to link up the parts but the most important work is done by the application.
Examples of libraries: Network protocols, compression, image manipulation, string utilities, regular expression evaluation, math. Operations are self-contained.
Examples of frameworks: Web application system, Plug-in manager, GUI system. The framework defines the concept but the application defines the fundamental functionality that end-users care about.
Answer:
In geometry, the area enclosed by a circle of radius r is πr2. Here the Greek letter π represents a constant, approximately equal to 3.14159, which is equal to the ratio of the circumference of any circle to its diameter.
Explanation:
