This model demonstrates convection currents and uses water, food coloring, a cup of very hot water and a votive candle as heat sources. Movie clips of demonstration setup and convection in action are provided. This activity is supported by a... (View More) textbook chapter, What Heats the Earth's Interior?, part of the unit, Energy Flow, in Global Systems Science (GSS), an interdisciplinary course for high school students that emphasizes how scientists from a wide variety of fields work together to understand significant problems of global impact. (View Less)

In this activity, students view a satellite image of Earth at night, and consider the environmental considerations and consequences associated with the pattern of light they see. The resource includes a map for student use. Summary background... (View More) information, data and images supporting the activity are available on the Earth Update data site. To complete the activity, students will need to access the Space Update multimedia collection, which is available for download and purchase for use in the classroom. (View Less)

Using this worksheet, students learn to differentiate between wind speeds by using the Beaufort Scale of Wind Force. They are presented with a table describing the Beaufort scale, and then assign the appropriate scale to different weather events... (View More) they see in pictures. The resource is part of the teacher's guide accompanying the video, NASA Why Files: The Case of the Mysterious Red Light. Lesson objectives supported by the video, additional resources, teaching tips and an answer sheet are included in the teacher's guide. (View Less)