Energy In the world

Energy is the ability to do work,  petrol and gas have energy, making things to work, all things need energy to work, energy can be stored, like in a petrol thank of a car. electrical energy, heat energy, muscular energy, solar energy, hydel energy, wind energy,. pannels store solar energy in the day, wing males produce energy.
electrical energy: is the energy newly derived from electric potential energy or kinetic energy
heat energy:  is a form of energy transfer among particles in a substance (or system) by means of kinetic energy of those particles
muscular energy: is the energy that makes our body work
solar energy:  is radiant light and heat from the Sun that is harnessed using a range of ever-evolving technologies 
hydel energy:  is electricity produced from hydropower
wind energy:  is the use of air flow through wind turbines to mechanical power generators for electric power.