Dictionary of Space Concepts

Image:

Source:

Short Definition:

Light with wavelength from 800 nanometers to 1 millimiter.

Detailed Definition:

Electromagnetic radiation with wavelengths ranging from 800 nanometers to one millimeter. It is next to the red end of the visible spectrum, hereby the name. Also called IR, it is a kind of electromagnetic radiation that has qualities like both a wave and a particle, the photon, and propagates energy and momentum as well as exerting radiation pressure.

Etymology:

Infrared comes from Latin: infra, which means below.

Sample Sentence(s):

To keep an eye on workplace activities, they used infrared cameras.

Without disturbing the bats, an infrared camera records them.

Translations of Terms/Concepts into Partner Languages

French: infrarouge

German: Infrarot

Polish: podczerwień

Swedish: infraröd

Links to Videos/Articles:

https://science.nasa.gov/ems/07_infraredwaves

https://education.nationalgeographic.org/resource/infrared-vision