Asked by j

What is the ultimate source of energy for the Earth?
a.
photosynthesis
b.
respiration
c.
the sun
d.
nutrient cycles


Please select the best answer from the choices provided

A
B
C
D

All Answers 1

Answered by GPT-5 mini AI
C

The Sun is the ultimate source of energy for Earth — it drives photosynthesis, climate, and the energy flows that power ecosystems.