Statistics of Nature

Counting Spirals



  • Question 1: How many clockwise spirals does the above pinecone have? The picture on the left has one aqua clockwise spiral highlighted.
     
     

  • Question 2: How many counterclockwise spirals does the above pinecone have? The picture on the right has one black counterclockwise spiral highlighted.
     
     


  • Question 3: Approximately how many clockwise spirals does the above flower have? The picture on the left has one aqua clockwise spiral highlighted. Don't hurt your eyes counting.
     
     

  • Question 4: Approximately how many counterclockwise spirals does the above flower have? The picture on the right has one black counterclockwise spiral highlighted.
     
     
     
     
  • Question 5: Search the web for information about the golden ratio and places in nature where it can be found. When you are finished, go back to the lab directions and continue on. We will come back together as a class to complete the spirals portion of the lab.