1. The properties of water
What is water?
The properties of water

2. Structure of Water 2 hydrogen 1 oxygen H2O Water is polar - one
end is negative, one
is positive

3. Cohesion
When water molecules “stick” to other water molecules

4. Surface Tension Surface of a liquid behaves like a thin film
Paper clip in cup of
water

5. Adhesion
Water molecules “stick” to another polar substances

6. Capillary Action Water defies gravity and travels upward
Capillary - small tube
Example: plants getting
water from roots to
leaves

7. Universal Solvent A substance that dissolves most substances Salt
Oxygen
Carbon Dioxide

8. Density
a measure of the compactness of a substance, expressed as its mass over volume