Tropisms of Plants in Space and on Earth
Cartoon drawing of a plant growing from the ground, with the word Tropism in lower foreground

The information in this video was accurate as of the original publication date.

Audience: Educators and Students
Grades: 5-12


This NASA video segment explores three different tropisms that plants display on Earth. Viewers learn what phototropism, geotropism, and hydrotropism are and watch as students perform plant experiments to demonstrate each tropism.

Tropisms of Plants in Space and on Earth
Duration: 1 minute 40 seconds
> View QuickTime [5MB]


This video clip is part of the Liftoff to Learning: Plants in Space DVD that may be ordered from the Central Operation of Resources for Educators, or CORE  →.


Other video learning clips in this series:
How Plants Grow in Space: The Effects of Gravity and Light
Why Scientists Study Plants in Space
Evaluating Experimental Treatment: Controls of Plants Growing in Space
Discussion Points About Growing Plants in Space