Fact 1: Atoaster converts electrical energy into heat energy for toasting.

Fact 2: Heat is Energy and is measured in Joules.

Given the two facts above, answer the question "A toaster converts electrical energy into what for toasting?" with the following options: 
- waves
 - motion
 - Vibrates
 - Joules
 - warmth
 - photons
 - Solutions
 - movement


 

    Joules     