When performing a chemistry experiment to test the acidity level of household substances, a red solution indicates the presence of acid, a yellowish or greenish solution the presence of a base. Find out what different colors indicate in terms of acidity and Ph levels in this free video on chemistry experiments from a science teacher.
About the Author
Fiona Finke is a science teacher who likes to share her knowledge, because she feels that learning shouldn't stop once you leave the classroom. Science is everywhere, and Finke likes to explain how a better understanding of the universe helps us understand our daily lives.