
What is air? Can we see it? Dr. Greg Vogt uses simple objects to demonstrate that air occupies the space around us.
Dr. Gregory Vogt presents a series of videos focusing on what air is and its various properties.
What is air? Can we see it? Dr. Greg Vogt uses simple objects to demonstrate that air occupies the space around us.
Sometimes the air around us feels heavier than at other times. What causes that? Dr. Greg Vogt provides the answer.
What is air made of? Dr. Gregory Vogt models the components of air.