Part 1 - Clean Water Discussion (20 minutes)
1. Intro: Give every student their own personal bottle of drinking water
and as a group do a toast to a great learning experience :-)
2. Discuss: Why is it important to have clean drinking water?
- Humans need clean water for health and hygiene, in fact we need water to
stay alive.
- It is estimated that the average person can last somewhere between
2 and 7 days without water (but there are several factors to this
like temperature and the person's current hydration level). Estimated 60% to 70% of our body is made up of water [Show
related Image on Screen]
- Talk about diseases like cholera, and how harmful objects that get into
the water.
- Fresh vs Salt water
- Glaciers - meltwater
- Springs and wells - Groundwater
- Rivers and streams - Surface Freshwater
- Where does it go before we can drink it?
- Discuss.