They probably have a back light behind the apple icon thing and when the computer turns on, the backlight turns on so you know that the computer is turned on.
hi how you get back your face glow
The substance that makes a glow stick glow is called a chemical dye or phosphor. This substance is contained within the plastic tube of the glow stick and reacts with other chemicals inside the stick to produce the glowing effect when activated.
GE makes some excellent glow-in-the-dark clock, which go well in children's rooms.
of course honey makes our skin to glow and removes dryness
nuclear fusion
Radioactive
light
The reaction that makes a firefly glow in terms of energy is referred to as exergonic. This would be an output.
The #6 Glow plug is the third one from the front of the truck on the driver side.
Boron
The atmosphere of the earth.
Energy coming from the sun.