Question

what is light what using​

Answer 1

Answer:

Light, or Visible Light, commonly refers to electromagnetic radiation that can be detected by the human eye. ... Light can also be described in terms of a stream of photons, massless packets of energy, each travelling with wavelike properties at the speed of light

Answer 2

Light

Light or visible light is electromagnetic radiation within the portion of the electromagnetic spectrum that can be perceived by the human eye. Visible light is usually defined as having wavelengths in the range of 400–700 nanometers, or 4.00 × 10⁻⁷ to 7.00 × 10⁻⁷ m, between the infrared and the ultraviolet .

Uses :

• It helps us to see things.
• It helps plants to make food and grow.
• It is used in power satellites and space stations.
• It is used in many electronic appliances.
• The energy of light from the sun can be harvested to solar panels and can be used for domestic use since it is eco-friendly and cost effective too.