You are presented with the question "What can cause objects to heat?" and the following answer choices: 
- Changing mass
 - Absorbing energy
 - Electrical energy
 - Condensation
 - Lack of light
 - rays or beams
 - colors of the spectrum
 - electricity

Now knowing that absorbing sunlight causes objects to heat and sunlight is the ultimate form of energy, choose the best answer.


 

  Absorbing energy       