Invisible means there is no visible light. They may give off other electromagnetic radiation, but "light" usually refers to visible light.
A bonfire gives off light energy in the form of flames and heat energy in the form of warmth.
While black holes give off radio waves, the fact that no light can escape, or be reflected off of, black holes makes them completely invisible to any regular light-capturing device.
yes it does give off light
The phrase 'give off light' means to have a lot of light.
Theoretically if light reflected off you would be same as what it would be if you were not there and shadows did not form you would be invisible. Practically it is impossible.
Planets and Moons only reflect light, they do not 'give off light'.
A rose does not give off light
The stars give off light
Plants give off oxygen gas in the light.
Diamond can disintegrate if heated enough and will give off carbon dioxide on water and disappear Any of the alkaline metals will burst into flames
No, the sun primarily emits visible light, ultraviolet light, and infrared radiation. Microwaves are a form of electromagnetic radiation with longer wavelengths than visible light, commonly associated with communication and cooking technology.
Planets dont give off light therefore all planets dont give off its own light