Why is the sky blue for kids?
The sky is blue because the air scatters blue light from the Sun across the sky and down to our eyes. Nitrogen molecules scatter blue light more than they do the other colors. So a little bit of blue light bounces around in the sky and then enters our eyes. That makes the sky look blue.
Why is the sky blue in Class 12?
The molecules of air and other fine particles in the atmosphere have size smaller than the wavelength of visible light. These are more effective in scattering light of shorter wavelengths at the blue end. This scattered blue light enters our eyes and makes the ocean and sky appear blue.
Why is the sky blue Wikipedia?
Because its wavelengths are shorter, blue light is more strongly scattered than the longer-wavelength lights, red or green. Hence, the result that when looking at the sky away from the direct incident sunlight, the human eye perceives the sky to be blue.
Will the universe end?
If the Universe holds enough matter, including dark matter, the combined gravitational attraction of everything will gradually halt this expansion and precipitate the ultimate collapse. Over time, galaxies, then individual stars, will smash into each other more frequently, killing off any life on nearby planets.
Does nothing exist?
‘Nothing exists’ is simple in the sense of being an easy to remember generalization. There is no such thing as nothingness, and zero does not exist.
What is whitespace in coding?
What is whitespace? Whitespace is any string of text composed only of spaces, tabs or line breaks (to be precise, CRLF sequences, carriage returns or line feeds). These characters allow you to format your code in a way that will make it easily readable by yourself and other people.
What is white space in business?
White space in business refers simply to any gaps in a customer’s needs, which includes product features and uses, audiences, and any other differentiators.
What is the symbol for space?
Space (punctuation)
| Space | |
|---|---|
| In Unicode | U+0020 SPACE (HTML · Note: Representations here of a regular space are replaced with a no-break space) |
| See also | U+00A0 NO-BREAK SPACE (HTML · , &NonBreakingSpace ) Other types of spaces |
What is the HTML code for space?
HTML code for Space
| Sign | Name code | Description |
|---|---|---|
| non-breaking space | ||
| space | ||
| ␠ | ||
| ␣ | line space |
What does br /> mean in HTML?
Line Break element
What is   in HTML?
A commonly used entity in HTML is the non-breaking space: ; A non-breaking space is a space that will not break into a new line. Two words separated by a non-breaking space will stick together (not break into a new line).
What means in HTML?
HTML stands for Hyper Text Markup Language. HTML is the standard markup language for creating Web pages. HTML describes the structure of a Web page. HTML consists of a series of elements. HTML elements tell the browser how to display the content.
What does P mean in HTML?
The HTML <p> element represents a paragraph. Paragraphs are usually represented in visual media as blocks of text separated from adjacent blocks by blank lines and/or first-line indentation, but HTML paragraphs can be any structural grouping of related content, such as images or form fields.
Who invented HTML?
Tim Berners-Lee
What CSS means?
Cascading Style Sheets
What is CSS full form?