NSDL Science Refreshers



6 results returned

Resources for Science > Astronomy > Cosmology

Astronomy for Kids

http://www.dustbunny.com/afk/index.html

This site gives information about space. Included are facts and photos of the solar system and the planets. Click on Sky Wonders for more information on meteors and meteor showers, red shift and lunar eclipses.

Resource Type: Reference Material - Nonfiction Reference, Audio/Visual - Illustration, Audio/Visual - Image/Image Set, Audio/Visual - Photograph
Grade Level: 1, 2, 3, 4, 5, 6

Hertzsprung-Russell diagram

http://sunshine.chpc.utah.edu/labs/star_life/hr_diagram.html

This page is from a longer tutorial on stars. The H-R diagram is presented and its utility is described. Further, stars that fall out of the main sequence are discussed.

Resource Type: Reference Material - Nonfiction Reference, Audio/Visual - Graph, Audio/Visual - Illustration
Grade Level: 5, 6

Observe some regular, irregular, and very peculiar galaxies

http://www.classzone.com/books/earth_science/terc/content/visualizations/es2809/es280...

Hubble's classification system for galaxies is presented in this interactive image. Learners can click on any artifact in the classification scheme to see an exemplar photograph.

Resource Type: Audio/Visual - Illustration
Grade Level: 5, 6

Star life cycle

http://sunshine.chpc.utah.edu/labs/star_life/starlife_main.html

This self-paced comprehensive tutorial allows the learner to study deeply or skim briefly the concepts. Many illustrations, photographs and hotlinks enhance the resource.

Resource Type: Instructional Material - Tutorial, Audio/Visual - Image/Image Set, Audio/Visual - Photograph
Grade Level: 5, 6

Observe the change in a star's spectrum as its motion changes

http://www.classzone.com/books/earth_science/terc/content/visualizations/es2802/es280...

This interactive image allows the learner to view and conceptualize the meaning of Red-shift and Blue-shift as it relates to moving stars. The learner chooses whether to move the star closer to or further from the earth, while simultaneously seeing the star s spectrum shift.

Resource Type: Reference Material - Nonfiction Reference, Audio/Visual - Image/Image Set
Grade Level: 5, 6

Cosmology 101 - structures in the universe

http://map.gsfc.nasa.gov/m_uni/uni_101structures.html

This page is all about the formation of the universe, and its structure. Several hotlinks are imbedded in the discussion for further information. Photographs from the Hubble Space telescope are included.

Resource Type: Reference Material - Article, Reference Material - Nonfiction Reference, Audio/Visual - Photograph
Grade Level: 5, 6