| Questions | Answers |
|---|---|
| Percentage of Earth covered in water | 75 |
| Hydrogen is positive or negative | Positive |
| Creates a barrier between water and air | Surface Tension |
| Upward motion against gravity | Capillary Action |
| Water has a high heat of | Vaporization |
| Water___ when it freezes | Expands |
| Large Organic molecules | Macromolecules |