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This is an activity about the electromagnetic spectrum and how light is split into its component frequencies or colors. Using a diffraction grating, learners will observe four different light sources and sketch their spectra. This activity requires... (View More) access to a sodium vapor or mercury vapor light and two neon signs of differing color, as well as diffraction grating material. This is Astronomy Activity 2 in the Space Update collection of activities. (View Less)
This is a lesson where learners trace the path that atoms take as they change form and move throughout the cycle of matter and compare this to the flow of energy. The lesson models scientific inquiry using the 5E instructional model and includes... (View More) teacher notes, prerequisite concepts, common misconceptions, student journal and reading. This is lesson 6 in the Astro-Venture Biology Training Unit that was developed to increase students' awareness of and interest in astrobiology and the many career opportunities that utilize science, math and technology skills. The lessons are designed for educators to use with the Astro-Venture multimedia modules. (View Less)
This is a lesson about phase changes. Learners will observe ice melting and freezing under a variety of conditions and relate that to the Messenger mission. This is lesson 1 of 12 in Exploring Ice in the Solar System.
This is a lesson about the effects of large impacts. Learners will use critical thinking skills to evaluate and apply data from a narrative to a scientific selection process, will demonstrate or visualize simulations of some of the effects of a huge... (View More) impact, and will write a point of view narrative. Materials and vocabulary lists, and advanced preparation and procedural tips are included. This is lesson 14 of 19 in Exploring Meteorite Mysteries. (View Less)