Billons to Billionths. Presenter: Carrie Persing 6-12 Math Dept. Chair MathScience Innovation Center. “ Nanoscience and technology will change the nature of almost every human-made object in the 21 st Century.” M.C. Roco , R.S. Williams, & P.Alvisatos , 1999.
Billons to Billionths
Presenter: Carrie Persing6-12 Math Dept. ChairMathScience Innovation Center
“Nanoscience and technology will change the nature of almost every human-made object in the 21st Century.”M.C. Roco, R.S. Williams, & P.Alvisatos, 1999
A billion seconds is 31 years
A billion hours ago man did not
1 Pinch =
1 Cup =
1 Jug =
Fox Elementary School is selling raffle tickets so you buy one ticket. The student tells you that you now have a one in ten chance of winning a prize.
* 1 part per ten
What would be the concentration be for Cup 2?
1/10 of 1/10 = 1/100
1% solution or
1 part per hundred
Well how small is that exactly?