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Subtopic: Changes in Earth and Sky

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Resource	Grade Level	Media Type
Accidental Discoveries This lesson will help the students understand that science theories change in the face of new evidence, but those changes can be slow in coming. Collection Developed by: WPSU	5-8	Lesson Plan
Accidental Discoveries This segment from Swift: Eyes through Time traces the history military officers and engineers discovering a strange phenomenon in the sky that astronomers now know are gamma-ray bursts. Collection Developed by: WPSU	5-8	QuickTime Video
Expedition 8 Crew Talks to Students in Japan In this video segment adapted from NASA, students in Matsuyama City, Japan, interview Expedition 8 Commander and NASA Science Officer Mike Foale and Flight Engineer Alexander Kaleri about life and work aboard the International Space Station.	K-8	QuickTime Video
Mammals Get Their Chance In this video segment adapted from NOVA, animations of an asteroid hitting Earth are used to illustrate this widely accepted theory of dinosaur extinction and the resulting conditions that favored mammals.	K-5	QuickTime Video
Observe Clouds This video segment produced for Teachers' Domain features a time-lapse video of clouds forming, changing, and moving across the sky.	K-5	QuickTime Video
Observe Sunrise and Sunset This brief video segment produced for Teachers' Domain features time-lapse video of a sunrise and a sunset.	K-5	QuickTime Video
Our Super Star Students learn basic facts about the Sun, model the mechanics of day and night, and use solar energy to make a tasty treat.	K-5	Lesson Plan
Phases of the Moon When we look up at the night sky, why do we see the Moon's appearance changing over time from a full sphere to a crescent to nothing at all? Find the answers in this interactive resource adapted from the National Air and Space Museum.	K-8	Flash Interactive
What's Your Hypothesis? Students use theories of dinosaur extinction and mammalian survival to examine the relationship between hypothesis and evidence.	K-2	Lesson Plan