Animation to highlight reasons for American metric conversion. Introduces the meter, liter, kilogram and Celsius. Emphasizes prefixes and stresses the decimal nature of the metric system. Points out the benefits of conversion.
2024
2008
2004
2021
2019
2010
2015
1968
2018
2020
1982
2000
2017
2022
1972
2002
1973
1993
