Electric is the most useful for our society, while chemical bond energy (the energy stored and released in chemical bonds) is the most useful to us as living things.
The reason that electric is the most useful to our society is because it is powerful and easy to move (imagine if you computer ran on gas and had to have a gas tank filled up every week).
However, our bodies of evolved to use chemical energy as its power supply (this may be because getting stuck by lightning to get your energy just didn't work out).
maybe oxygen. Or it could be how we move or it could be gravity. there are a lot of energy that are important you'll just have to find one that fits perfectly.
Electric
It's easiest transferred and most versatile.
If we are able control the fusion reactions then nuclear energy is the most preffered form of energy otherwise solar energy is prefferable.
Heat energy is the most wasted form of energy.
the most familiar form of energy is chemical energy. every human uses chemica energy to digest their food into fuel that gives them energy to move around.
Fats
It's easiest transferred and most versatile.
More versatile Most versatile Less versatile Least versatile "versatiler" and "verstilest" are not words in the English language, you have to use the modifiers of more, most, less and least.
it is the most versatile
The noun form for the adjective versatile is versatilnessand versatility.
The Versatile Benchtop Table Saw is the most versatile power tool
The most basic source and form of energy is from the sun, solar energy.
If we are able control the fusion reactions then nuclear energy is the most preffered form of energy otherwise solar energy is prefferable.
Heat energy is the most wasted form of energy.
the most familiar form of energy is chemical energy. every human uses chemica energy to digest their food into fuel that gives them energy to move around.
The most versatile file format for images is the .png The most versatile file format ror documents is the .pdf. For sounds and videos it depends on your media player.
Digital Versatile Disc
Fats