If Barbie were as big as me Barbie
If Barbie were as big as me…
Barbie and me How should I scale Barbie so she will be the right size?
What do you need to find out? Barbie’s measurements My measurements
What should I measure? 12 68 5. 5 30 6. 5 40 6 34 3. 75 26 5 37 2. 5 17 1 7 4 21 1. 25 10 0. 75 6. 5 2 12. 5 0. 6 10 Here’s Barbie’s Here’s mine P. S. I measured everything in inches.
How should I scale Barbie? • If Barbie were as tall as me, she would be 5 ft 8 in tall, but her wrist wouldn’t be big enough for her bones. • If Barbie’s wrist were as big as mine, she would be 8 ft 8 in tall (but her wrist bones would probably be bigger now. ) Change Barbie’s proportions yourself
How much would Barbie weigh? • We have made Barbie larger by multiplying by the same scaling factor. • Weight is different – it depends on volume, not just length.
How much would Barbie weigh? Here are two cubes. Determine the ratio of their volumes to find the ratio of their weights. Small cube 1 in sides Large cube 4 in sides Ratio of the sides is 4 to 1 What is the ratio of the volume of the large cube to the small cube? 64 to 1; 64 small cubes make one large cube; 64 is 4 cubed Change volume or weight by multiplying by the ratio of the lengths cubed
Life Size Barbie Check out Barbie’s weight for different heights. Are these reasonable? • What are some of the problems with Barbie’s proportions? • Which feature is the most out of scale for her body? • What conclusions can you make about Barbie if she were life-sized?
How about Ken? Change Ken’s proportions to make him life sized
Clothing for Barbie • What size clothing would Barbie wear? – Tops – Bottoms – Shoes • What size shoes would Ken wear? • Clothing charts
Life size Barbie posters Posters made by grade 7 students at Horizons, Clarkson University, Summer 2005
- Slides: 11