Activity for Caio César
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
What kind of biological characteristic does a human being need to achieve great speeds? In my book there is a tribe and one of the characteristics I describe is that they can achieve great speeds, something like 80km/h (50 mph) for 2 minutes approximately. How could it be? (more) |
— | almost 6 years ago |