Activity for Franklin Pezzuti Dyerâ€
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
Life without a bright star? The main source of free energy that allowed life on Earth to develop was our sun. It bombards the planet's surface with photons of high energy, which provide activation energy for reactions necessary for photosynthesis. Photosynthesis allows plants to grow, and their high-energy organic matter can be... (more) |
— | almost 5 years ago |