Science Trek

The Web Show: Earth

Clip: Special | 9m 3s Video has closed captioning.

In this Science Trek Web Show, guest scientists Virginia Gillerman and Jeffrey Johnson answer students’ questions about Earth’s ozone layer, how hot Earth’s core is and why the Earth is called the “big blue marble.”

Aired: 04/14/14

Rating: TV-Y

Problems Playing Video? | Closed Captioning

Major Funding Provided by the Laura Moore Cunningham Foundation

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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.