Fact 1: If an object reflects light toward the eye then that object can be seen.

Fact 2: Light is made up of particles called photons.

Given the two facts above, answer the question "If an object reflects what toward the eye then that object can be seen" with the following options: 
- observe it
 - sunlight
 - ultraviolet light
 - neutrons
 - Joules
 - photons
 - x-rays
 - positive


 

      photons   