Fact 1: If an object is black then that object absorbs all visible light.

Fact 2: Just next to the visible light spectrum is the infrared spectrum.

Given the two facts above, answer the question "The infrared spectrum is not absorbed by what objects?" with the following options: 
- eyes
 - PDAs
 - black
 - skin
 - Cars
 - humans
 - mines
 - matter


 

   black      