Electromagnetic Spectrum Poster
Snemalna Knjiga Opis
Have students research one part of the electromagnetic spectrum and create a poster!
Snemalna Knjiga Besedilo
- Infrared Radiation
- Wavelength: 700 nm - 1 mm
- Frequency: 430 THz - 300 GHz
- Hazards of intense/exessive exposure: damage to lens and cornea, part of greenhouse effect, skin damage
- visible light
- Discovered circa 1800 by William Herschel
- Infrared Radiation (Infrared Light) is used in:
- Virtually invisible, longer wavelengths
- - Night Vision Devices - Astronomy Sensors - Thermal Imaging Cameras - Remote Temperature Sensing - Weather Forecasting
Ustvarjenih več kot 30 milijonov snemalnih knjig