![Science Trek](https://image.pbs.org/contentchannels/uR88rxa-white-logo-41-zGZrjQE.png?format=webp&resize=200x)
Compounds: Can a chemical change be reversed?
Clip: Special | 1m 6sVideo has Closed Captions
Can a chemical change be reversed?
A compound is a substance made up of two or more elements. Sometimes chemists like to separate out the parts of a compound. When is trying to change a compound possible? And when is it not?
Science Trek is a local public television program presented by IdahoPTV
Funding is provided by the Laura Moore Cunningham Foundation, the Idaho National Laboratory and Walmart and the Walmart Foundation
![Science Trek](https://image.pbs.org/contentchannels/uR88rxa-white-logo-41-zGZrjQE.png?format=webp&resize=200x)
Compounds: Can a chemical change be reversed?
Clip: Special | 1m 6sVideo has Closed Captions
A compound is a substance made up of two or more elements. Sometimes chemists like to separate out the parts of a compound. When is trying to change a compound possible? And when is it not?
How to Watch Science Trek
Science Trek is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and Vizio.
![Science Trek](https://image.pbs.org/curate/2bc984e5-101b-457d-b711-13c3a3043211.jpg?format=webp&resize=860x)
Science Trek
Science Trek is a place where parents, kids, and educators can watch short, educational videos on a variety of science topics. Every Monday Science Trek releases a new video that introduces children to math, science, technology, engineering, and math (STEM) career potentials in a fun, informative way.Providing Support for PBS.org
Learn Moreabout PBS online sponsorshipScience Trek is a local public television program presented by IdahoPTV
Funding is provided by the Laura Moore Cunningham Foundation, the Idaho National Laboratory and Walmart and the Walmart Foundation