eMedia

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VIDEO: SciTech Now: Solar Eclipse (Segment)
In this clip from "SciTech Now, science reporter, Dave Mosher, shares what it is like to experience a total solar eclipse up close and personal.
VIDEO: Exploring Earth, Sun, and Moon: Solar eclipse
A solar eclipse occurs when the moon passes between Earth and then sun, causing the sun's light to be totally or partially blocked by the moon, casting a shadow on a portion of Earth.
TEACHER'S GUIDE: NASA Connect. The Path of Totality: Measuring Angular Size and Distance.
Teacher's Guide to accompany the video "NASA Connect. The Path of Totality: Measuring Angular Size and Distance." Guide includes teaching strategies and lesson plan ideas. This program draws its content from the Science Mission Directorate's Sun-Earth Forum. Students will learn about the natural phenomenon that creates a total eclipse and the relative movement of objects in our solar system. Students also will explore the history, mythology, and current science surrounding these amazing events.
video: NASA Connect. The Path of Totality: Measuring Angular Size and Distance
This program draws its content from the Science Mission Directorate's Sun-Earth Forum. Students will learn about the natural phenomenon that creates a total eclipse and the relative movement of objects in our solar system. Students also will explore the history, mythology, and current science surrounding these amazing events. Using hands-on lessons, web-based activities, and simple tools, students will measure and approximate the angular size and distance of objects in the sky.
VIDEO: Digital Science Online: Exploring Earth, Sun, and Moon - Full Program
This video takes a scientific look at some of the important characteristics of the earth, moon, and sun. Differences and likenesses between earth, moon, and sun are discussed as well as how scientists explore these bodies. The main phases of the moon are addressed, as is the formation of tides. Terminology includes: gravity, atmosphere, lunar phase, tides, eclipse, high tide, and low tide.
IMAGE: Exploring Earth, Sun, and Moon: Solar eclipse
In a solar eclipse, the sun's light is either totally or partially blocked by the moon. This casts a shadow on a portion of the Earth, and causes the day to darken.