The physical structure of the human eye enables it to sense light of wavelengths up to 0.0005 millimeters; infrared radiation, however, is invisible because its wavelength - 0.1 millimeters - is too long to be registered by the eye.
infrared radiation, however, is invisible because its wavelength - 0.1 millimeters - is too long to be registered by the eye
however, the wavelength of infrared radiation-0.1 millimeters-is too long to be registered by the eye making it invisible
infrared radiation, however is invisible because its wavelength-0.1 millimeters-is too long for the eye to register it
however because the wavelength of infrared radiation is 0.1 millimeters, it is too long for the eye to register and thus invisible
however, infrared radiation has a wavelength of 0.1 millimeters that is too long for the eye to register, thus making it invisible