Water, or H2O, is an unusual compound with amazing properties. Find out why water is essential to the existence of every living thing on Earth!


Food for thought

  • Water acts as an insulator, keeping the Earth’s temperature and weather patterns relatively stable. What property contributes to this? Imagine and discuss what would happen to our climate if the Earth wasn’t insulated so well.


  • Water has been called the Universal Solvent. Talk about what that actually means, and how we observe this property in our own lives, every day.


  • Although ¾ of the Earth’s surface is covered with water, only 3% of that is fresh water. The rest is salt water. Talk about the different sources we have for pure, fresh water. Also discuss the effects of human activity on our valuable water sources.