Activity for user613
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
Planting Trees in Outer Space Say a group of people travel to a different planet where they have to wear spacesuits to live (because there's no oxygen and because of the atmosphere's density). What would happen if they planted trees from earth in a greenhouse on this new planet, completely sealed, with all the conditions necessar... (more) |
— | almost 5 years ago |