Fact 1: Absorbing sunlight causes objects to heat.

Fact 2: Sunlight is the ultimate form of energy.

Given the two facts above, answer the question "What can cause objects to heat?" with the following options: 
- Changing mass
 - Absorbing energy
 - Electrical energy
 - Condensation
 - Lack of light
 - rays or beams
 - colors of the spectrum
 - electricity


 

  Absorbing energy       