[Free Registration/Login may be required to access all resource tools.] In this learning module, students will investigate the chemical and physical properties of the unique and important substance, water.

Explore the chemical properties involved in surface tension.

Capillary is described and explained. It is related to surface tension. Examples in botany and human physiology are given.

Students conduct a simple test to determine how many drops of each of three liquids can be placed on a penny before spilling over. The three liquids are water, rubbing alcohol, and vegetable oil; because of their different surface...