S01 E55
Apr 11, 1980Not Available
3-2-1 Contact
Surfaces: The Atmosphere
Release Date: Apr 11, 1980Episode Description
ANIMATION: What does permeable mean? REHASHED FROM PREVIOUS FOUR EPISODES: Trini learns about protecting the human body from the cold while climbing a mountain. Marc witnesses amazing close-ups on an electron microscope. Lisa sees a glassblower. Marc informs Trini about melanin in a person's skin. In Hawaii, Lisa sees a volcano. FILM INSERT: How bubbles are used. Discussion on why bubbles are round. ANIMATIONS: The moving rocks of Earth. FRESH MATERIAL: Marc explains how an egg gets its shape.
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