MsSam

This worksheet guides students through a simple activity to practice using litmus indicator to identify liquids as acidic or basic (alkaline). It begins with an introduction to pH (including a pH scale) and indicators, and then guides students to test common household liquids using red and blue litmus paper. If desired, the activity can be modified to test other indicators. Through completion of the activity, students will demonstrate their ability to identify liquids as acid or alkali usi