Energy flow through an ecosystem (Trophic levels)

Required
After reading the assigned text, describe the energy flow through an ecosystem (trophic levels).
Keep in mind that energy is neither created nor destroyed, but does become less useful with
each step.
Reading Assignment:
3.1 Energy Flow through Ecosystems: https://openoregon.pressbooks.pub/envirobiology/chapter/3-1-energy-flow-through-ecosystems/