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The color red appears on a computer monitor because of a compound formed from europium that coats the back of the screen.

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What is a display devise that is packaged as a separate unit?

A monitor is a display device that is packaged as a separate unit from a computer or other device. This allows users to view visuals and graphics output from a computer or other source on a standalone screen.


What is the visible part of the computer system?

The visible part of a computer system is typically the monitor or screen, which displays information and allows users to interact with the computer through graphical user interfaces. Other visible components may include the keyboard, mouse, and external peripherals connected to the computer.


What uses a glowing screen?

A device such as a computer, smartphone, tablet, or television typically uses a glowing screen to display information, images, videos, or graphics. The glowing screen emits light to create a visual interface for users to interact with.


What are 2 examples of back button?

In web browsers, the back button is a navigation tool that allows users to go back to the previous web page they visited. In mobile applications, the back button is often a software button on the screen that allows users to navigate to the previous screen or page within the app.


What is the difference of compound microscope to digital microscope?

The compound microscope is the simple microscope used in the early days for higher magnification to view specimens such as cells. The compound microscope is the standard microscope used commonly nowadays. The digital microscope is a type of optical microscope which makes use of camera and optics to be able to view the images from the microscope to the computer.

Related Questions

Which lanthanide forms a compound that enables you to se red on a computer screen?

Europium


What do you call the notebook computer that allows you to write on the screen?

tablet pctouch screen


What is the purpose of a computer screen magnifier?

The purpose of a computer screen magnifier is to enable the visually impaired to see the writing and detail on their computer screen. It is a piece of software that works like a magnifying glass.


Why do people need the computer mouse?

it allows you to click on information on the screen


What button do you press when your computer screen goes black?

If your computer screen goes black, the first thing to try is to turn your computer off, and then turn it on again. This allows the computer to re-boot.


What appears after your computer is idle for a specified period of time?

Usually the 'screen-saver'. If a TV or computer screen is left on with the same image, it can 'burn' the image onto the screen - creating 'ghosting'. A screen-saver allows your computer to stay on - while protecting the screen's pixels.


What is the bar called that allows you to move up and down on a computer screen?

scroll box


What a mouse is used for on a computer?

A mouse is an input device that allows the user to move a pointer on the screen and interact with the computer system. hi


What allows you to write on screen with digital pen and convert to PC info?

A light pen can be used to draw on a computer screen.


What is the purpose of a screen?

The purpose of a screen is to view what is currently going on in a computer. It also allows for much easier interaction with it.


What exactly is a touch screen laptop computer?

A touch screen laptop allows someone to move the cursor around the screen without the aid of a mouse. One simply touches the screen to get the results they desire.


What does a computer screen do?

the screen allows you to see the words and what is going on! without the screen, the computer is just a box! And is useless. the screen costs almost a third of the price that you pay on a laptop.