Activity for Tom Auâ€
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Answer | — |
A: How does water depth affect swimming safety? Why do signs, especially in the UK, say "DANGER: deep water"? There are at least two distinct sources of danger, one that is a threat to non- and weak swimmers, and one that can affect even good swimmers. The obvious danger is that non-swimmers can drown in water that is more than chin high. They can even drown in shallower water if they get their foot caught ... (more) |
— | almost 7 years ago |
| Answer | — |
A: What's wrong with swimming out far? There are two sources of danger, both of which are unexpected. The first has to do with the variations of your condition. Based on what you have written, you can do say, two kilometers on an "average" day. Then it seems that you can swim safely one kilometer out and one kilometer back. But there wil... (more) |
— | almost 7 years ago |
| Answer | — |
A: How can I vet a hiking partner without potential hard feelings? You should arrange a "trial heat." Olin had a very good suggestion for a day hike. Alternatives might be a one mile run, or a tennis match, etc. Either one of these followed by a cup of coffee or a quick lunch. Basically you need to have the other two get to know each other, both in a social settin... (more) |
— | about 9 years ago |