[Free Registration/Login may be required to access all resource tools.] Describes the properites of the thermosphere and exosphere.

[Free Registration/Login may be required to access all resource tools.] Describes the properties of the thermosphere and exosphere.

This site offers a wealth of online textbook-related materials that encourage the discovery of science in the world around us. Enter the site to access material on specific topics. Each section contains reading material (complete with...

Extensive article that discusses the first principle of climate science, i.e., that the Sun is the primary energy source for the climate system of the Earth. Presents five concepts for this principle and explains each, providing...

This unit of study explores the International Space Station through STEM experiences in space science education. Young scholars become a spacecraft crew and launch from Earth to discover how microgravity affects the orbit of the...

[Free Registration/Login may be required to access all resource tools.] This study guide reviews the main points to know about atmospheric layers. Includes several questions to check for understanding.

A continuation of Beyond the Earth Part I. As part of a unit on the solar system, students will choose a component of the solar system to research. Students may use a variety of resources such as the Internet, books, and reference...

Learners will access prior knowledge of the solar system by completing a graphic organizer. After participating in a teacher lecture and whole group discussion, the students will work in collaborative groups to create a...

This photo shows a glorious sunset at the waters edge of a beautiful beach. The sun is fast dropping behind the clouds and beyond the horizon.