Energy

1. Kinetic

1.1. Sound

1.2. Thermal

1.3. Radiant

1.4. Motion

1.5. Electrical

2. All around

2.1. Ability to do work

3. Potential

3.1. Chemical

3.2. Stored Mechanical

3.2.1. Elastic

3.3. Gravitational

3.4. Nuclear

4. Sun

4.1. Provides almost all energy on earth