Patterns in nature

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Photos from National Geographic to enhance lesson for K-3 when reading Swirl by Swirl by Joyce Sidman

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Patterns in nature

  1. 1. PATTERNS IN NATURE
  2. 2. Dendrite Snowflake photo by Kenneth Libbrecht Dendrite snowflakes first occur when the temperature hovers between 30 degrees Fahrenheit (-1 degree Celsius) and 27 degrees Fahrenheit (-3 degrees Celsius).
  3. 3. Ice Cave Ceiling photo by Carsten Peter Peaks and valleys ripple across the ceiling of an ice cave in Bavaria, Germany.
  4. 4. Snowflake Crystal photo by John Dunn A snowflake appears translucent when photographed up-close.
  5. 5. Ice Fractures photo by John Dunn Fractures create ribbon-like patterns in thick ice on Ellesmere Island, Canada.
  6. 6. Sectored Plate Snowflake photo by Kenneth Libbrrecht A snowflake's shape depends on the temperature at which it forms. This type of snowflake, called a sectored plate, forms when the temperate dips below about 5 degrees Fahrenheit (-15 degrees Celsius).
  7. 7. Plate Snowflake photo by Kenneth Libbrecht Scientists aren't sure why temperature affects crystal formation and leads to different shapes of snowflakes.
  8. 8. Snowy Hills photo by Jay Dickman The sun casts shadows on snow-covered hills in North America.
  9. 9. Sandbars in Australia photo by Paul Chelsey Sandbars flow into the Coral Sea at Whitsunday Island National Park in Queensland, Australia.
  10. 10. Whirlpool photo by James A. Sugar Turbines at the Barrage de la Rance electric power generating station in France create a whirlpool in the Rance River.
  11. 11. Pismo Beach, California photo by Marc Moritsch Waves from the Pacific Ocean leave lines in the sand at Pismo Beach in California.
  12. 12. Sea Ice, Beaufort Sea photo by Paul Nicklen Thick sea ice in the Arctic Ocean's Beaufort Sea traps air bubbles.
  13. 13. Water, Costa Rica Water ripples resemble an impressionist painting in Costa Rica.
  14. 14. Lake Magadi, Kenya photo by Emory Kristof In the midst of a full algae bloom, the waters of Kenya's Lake Magadi run red.
  15. 15. Neglected Eighty-eight Butterfly photo by Joel Sartore A neglected eighty-eight butterfly (Diaethria neglecta) in Brazil’s Pantanal displays the design of lines and dots that gave it its unusual common name.
  16. 16. Birdwing Butterfly photo by Nicole Duplaix Australia’s largest butterfly, the birdwing (Ornithoptera priamus) blends into a green leaf. Female birdwings can have a wingspan of nearly 8 inches (20 centimeters).
  17. 17. Butterfly wing photo by Darlyne Murawski A close-up of the wing of an unidentified butterfly found near Tully, Australia, evokes a rich tapestry.
  18. 18. Peacock Pansy photo by Tim Laman The peacock pansy butterfly (Junionia almana) sports striking eyespots and purple patterns.
  19. 19. Zebra Winged photo by Joel Sartore The petals of a white flower set off the white stripes of this zebra-winged butterfly at a children’s zoo in Lincoln, Nebraska.
  20. 20. Fire Urchin The spines of a fire urchin (Asthenosoma varium) form a multicolored flower off Komodo Island, Indonesia. The blue swellings on the tip of each spine are filled with venom.
  21. 21. Necklace Sea Star photo by Wolcott Henry A necklace sea star nestles among the C-shaped emerald tentacles of anchor coral in the western Pacific Ocean.
  22. 22. Bibliography   National Geographic’s Photo Galleries: Patterns in Nature http://photography.nationalgeographic.com/ph otography/article/patterns-nature-galleries.html

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