ENERGY

Energy produces all the changes around us. This energy can take the form of ligth, sound, heat or movement. For example, when you turn on a light, the electricity transforms into light and thermal energy.

Energy is the ability to do work and makes changes possible. 

1. FORMS OF ENERGY. 

There are different forms of energy. Here are the main forms of energy:

Video: https://www.youtube.com/watch?v=Q0LBegPWzrg

2. RENEWABLE AND NON-RENEWABLE ENERGY.