The sun is the ultimate source of all energy in Earth's ecosystems.
The ultimate source of all energy in food produced on Earth is Sunlight. Plants provide food, energy source which is fuel, oxygen, and raw materials.
the sun
The sun.
the ultimate source of energy for all living organisms is the sun
The sun and the sunlight are the main things for all living things.
The source of all energy is the Sun.
The Sun
The sun in the main source of energy, providing heat-for animals, solar powes, ect...., which then turns to energy. We then use energy for electricity, which powers alsost all of our technology. :)
the ultimate source of energy for all living organisms is the sun
All living things require a source of energy.
glucose is the source of energy for all living things.
from the source of energy
the sun
Glucose
The sun
the sun
The sun.
The sun
The Sun.
The Sun :D