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Browse results: National K -12 Subject

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RESOURCE GRADE LEVEL MEDIA TYPE
Allopatric Speciation

Allopatric Speciation

These images from the Smithsonian Institution depict Nancy Knowlton's work with snapping shrimp in Panama. Knowlton found that the closing of the isthmus -- dividing the Pacific Ocean from the Caribbean -- resulted in new species of shrimp. OER Level

9-12

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All Planet Sizes

All Planet Sizes

This illustration from the Lunar and Planetary Laboratory shows the approximate sizes of the planets relative to each other. Note that the planets are not shown at appropriate distances from the Sun. OER Level

3-12

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Animal Coverings

Animal Coverings

It takes a thick skin to withstand the hardships that life has to offer. This collection of images shows a variety of animals, each with a slightly different type of protective covering. OER Level

K-5

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Carbon Cycle Diagram

Carbon Cycle Diagram

This diagram from NASA Earth Science Enterprise illustrates Earth's carbon cycle. OER Level

6-12

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Carbon Cycle Diagram

Carbon Cycle Diagram

This diagram from NASA's Earth Science Enterprise illustrates the Earth's carbon cycle . OER Level

9-12

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Carbon Cycle Diagram

Carbon Cycle Diagram

This diagram from NASA's Earth Science Enterprise illustrates Earth's carbon cycle. OER Level

6-12

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Colorful Creatures

Colorful Creatures

For animals, bright, flashy coloration can serve as a warning or as an invitation. Either way, colorful skin, feathers, and scales yell, "Notice me!" This collection of images shows examples of some of the world's most colorful creatures. OER Level

K-5

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Erosion and Weathering

Erosion and Weathering

Erosion and weathering may be caused by a variety of factors including wind and water. This still collage produced for Teachers' Domain features images of rock, soil, and beach erosion. OER Level

K-8

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Gallery of Cells

Gallery of Cells

While all cells have a great deal in common, there is no end to the variation among them. These images provide a sense of the wondrous diversity found in the world of cells. OER Level

9-12

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Great Ocean Conveyor Belt: Part I

Great Ocean Conveyor Belt: Part I

This image from GRID-Arendal depicts the major circulation pattern of the ocean, illustrating interactions between temperature, salinity, and depth. OER Level

9-12

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The Habitable Zone

The Habitable Zone

This illustration is an approximate representation of the planets in our solar system and their relation to what scientists call "The Habitable Zone." The planet distances from the sun are measured in Astronomical Units (AU) and are not to scale. OER Level

6-12

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Laetoli Trackways Diagram

Laetoli Trackways Diagram

View a diagram of the hominid footprints that archaeologist Mary Leakey's team found at Laetoli in Tanzania. OER Level

9-12

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Road Signs Gallery

Road Signs Gallery

This collection of still images depicts various types of road signs and represents one form of research an engineer might conduct to design a road sign effectively. OER Level

6-12

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Seeds Away

Seeds Away

This collection of images shows several types of plant seeds, each with a different mechanism for dispersing from the parent plant. OER Level

6-8

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Shape of Trees: The Frustration Principle

Shape of Trees: The Frustration Principle

This series of images shows the work of biologist Karl Niklas on the adaptations and evolution of plants. From The Evolutionary Biology of Plants. OER Level

9-12

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WMAP: "Baby Picture" of the Universe

WMAP: "Baby Picture" of the Universe

View the Wilkinson Microwave Anisotropy Probe (WMAP) image from NASA to see the first detailed map of the oldest light in the universe, from 379,000 years after the Big Bang, over 13 billion years ago. A second image offers a visual timeline to put the WMAP image in perspective. OER Level

9-12

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RESULTS 1-16 OF 16