carbohydrates
carbohydrates
The sun is the major external source of energy.
the major source is sun
yes them sun is a major source of energy because the sun is used 4many things
diet is a somthing like air,water,sunlight.
The brain's preferred source of energy is glucose, which is a type of sugar that comes from carbohydrates in our diet.
The sun is the major source of energy in the desert as well as most other biomes on earth.
They serve as an energy source.
solar energy
yes!
Yes.
Sunlight