Group Names: _________________________________
SOLs: 6.9, 6.10
1. Estimate how tall each person is in centimeters (1 m = 100 cm)
Person #1: _________cm
Person #2: _________cm
Person #3: _________cm
Person #4: _________cm
2. Using the tape measure provided, take turns measuring each person’s actual
height to the nearest centimeter.
Person #1: _________cm
Person #2: _________cm
Person #3: _________cm
Person #4: _________cm
3. Were your estimates close to the actual measurements? Explain.
4. Using the chart on the next page, convert your actual measurements to
meters, millimeters, micrometers, and nanometers. A sample conversion is
shown.
The Power of Nano
http:/mathinscience.info
©MathSc
Example
Meters(m)
2.29m
Centimeters(cm) Millimeters(mm)
229 cm
2,290 mm
Micrometers(µ)
2,290,000 µ
Nanometers(nm)
2,290,000,000nm
Person#1
Person#2
Person#3
Person#4
5. a. Who is the tallest in your group? ________________________
b.
How many nanometers smaller than the sample is he/she? _______________
6. What is the mean(average) height of the students in your group? You may use the calculator. (average = sum of the
heights (cm) divided by the number in group)
The Power of Nano
http:/mathinscience.info
©MathScience Innovation Center, 2008