Test Date: ____________________
Name: _________________________ Block: ______
Study Guide: Properties of Water
1. Explain why water is a polar molecule.
2. How does water’s polarity affect the way it behaves with other substances?
3. Define and provide an example for each term:
Term
Definition
Cohesion
Adhesion
Surfactant
Capillary
Action
Solute
Solvent
Solution
Mixture
4. Explain why water is called the universal solvent.
5. Explain why water forms a meniscus in a graduated cylinder.
6. Explain why a water insect can “walk” on water.
Example
7. Draw the structure of the water molecule- label the Hydrogen & Oxygen atoms, and the
positive & negative charges:
8. What are the 3 states (phases) of water?
9. In which state or phase do the molecules move the fastest? ___________
10.
In which state or phase do the molecules move the slowest? __________
11.
Why does ice float on liquid water? Use your knowledge about density to explain.
12. Write 3 reasons why you think water’s unique properties are helpful for humans and
plants.
13.
What is miscibility?
14. Scientific Question: Plants rely on capillary action to get their water supply. How is
capillary action affected by the narrow space in a tube?
Hypothesis:
Independent Variable:
Dependent Variable:
Control Variable(s):