Tuesday, January 15, 2013

Metric System of Measurement


Comic of the Day


Warm Up
If a car is approximately 15 feet long, and a football field is 110 yards long, how many cars will fit on a football field?  (Note: 1yd=3ft)

Announcements
Tomorrow's class in computer lab, room T509
Homework for unit 1 due Wed, Jan 16 at 23:59
Next quiz (in MyMathLab, 90 minutes in one sitting) opens Tue, Jan 15 at 9:00am, closes Wed, Jan 16 at 23:59
Next unit exam (in class) Thu, Jan 17

Today - SI/Imperial Conversions
Notes p. 30-37

YouTube video on Gimli Glider
http://youtu.be/ribT9NfkAsg
First minute summarizes what happened
38:40-43:52 it talks about the conversion between volume and weight being done incorrectly, leading to the plane receiving half the fuel it should have. 

This incident is featured on NASA's Worksheet "Some Famous Unit Conversion Errors"


Homework #126-139

Tomorrow - Review for unit exam

For more information
https://www.khanacademy.org/math/arithmetic/rates-and-ratios/unit_conversion/v/converting-yards-into-inches
https://www.khanacademy.org/math/arithmetic/rates-and-ratios/unit_conversion/v/unit-conversion-with-fractions
https://www.khanacademy.org/math/arithmetic/rates-and-ratios/unit_conversion/e/units

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