Maths in Nature Have you ever wondered why
- Slides: 16
Maths in Nature
Have you ever wondered why flowers have a certain amount of petals or a pineapple has spirals? Well, it is all to do with and a special sequence of numbers!
How many petals are there on each of the flowers?
Photos courtesy of Jill Britton, mathematics instructor, Camosun College in Victoria, British Columbia, Canada.
1 petal white calla lily 8 petals bloodroot 2 Petals euphorbia 13 petals black-eyed Susan 3 Petals trillium 21 petals shasta daisy Do you recognise these numbers? 5 Petals columbine 34 petals field daisies
There is a special number sequence which was discovered over 800 years ago by an Italian mathematician called Leonardo Fibonacci. It is called the • Can you spot the pattern? 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89…………… .
I wonder what happens if we look at other things in nature!
Pineapples Count the spirals on your pineapple. How many do you have? Try counting them in a different way…
Pine Cones Count the spirals on your pine cone. How many do you have?
Sunflowers Count the spirals on your picture. How many do you have?
Distribution of seed heads in a sunflower 2 1 5 3 8 13 21 34 Click to view
The 1, 1 Ratio √ 5 +1 F= 2 d w o H g e ow ? s i h et t , 2, 3, 5 t a h W , 8, 13, it s e do 21, 3 4, 5 5, 8 9… ? n a me Or F = 1. 618033989…
Nautilus Shell An ear Space Kate Moss Eggs Mona Lisa A rose Parthenon in Greece
- Have you ever wondered why some people
- Have you ever wondered
- Do you ever wonder why questions
- People have wondered for centuries
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- Ever ancient ever new
- Ever ancient ever new
- Have you ever looked
- Ever tried ever failed no matter
- Have you ever done anything dangerous
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- Have you ever read this book
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- Have you ever climbed a mountain
- Have you ever been to the water spout
- Have you ever ridden a camel
- Have you ever climbed a mountain