Science Education Resource Center at Carleton College
Serc: Minnesota State Colleges and Universities: Metric System Conversions
Using inquiry-based learning, students work in groups to devise metric conversion factors after analyzing example calculations. By finding inaccuracies in the problems given, students zero in on the correct methods of doing conversions.
Other
Bipm: The International System of Units (Si)
BIPM (Bureau International des Poids et Mesures) is an international organization, located in France, an equivalent of our National Institute of Standards and Technology (NIST). This site is the BIPM intro page to their official...
Other
Federal Highway Administration: Si (Modern Metric) Conversion Sheet
Very complete chart of conversion factors for English to SI (metric) unit measurements and SI (metric) to English unit measurements. Includes length, area, volume, mass, temperature, illumination, and force & mass (stress).
Other
Simple Science: Bits of Bugs
The innovative resource introduces learners to setting a scale when making measurements, units of measurement, and entomology. The activity has an interactive online version and a printable data sheet.
National Institute of Standards and Technology (NIST)
International System of Units: Si Base Units
This is the definitive source for information on SI base units, derived units, squares, cubes, luminosity, field strength and flux density.
Simon Fraser University
Chem1 Virtual Textbook: Understanding the Units of Scientific Measurement
As part of a larger site called "Getting started in Chemistry," this site examines the units of scientific measurement with specific attention given to SI base units, SI decimal prefixes, units outside SI, and more.
Other
Bipm: Si Brochure
Here's where to obtain your official brochure on SI, from the people who derived it. Little info at this site, except how to order an official brochure (and its cost). Or you can download a copy free.
CK-12 Foundation
Ck 12: Si Units
[Free Registration/Login may be required to access all resource tools.] In this lesson, students will describe the International System of Units (SI) and be able to convert units between International and English systems.
CK-12 Foundation
Ck 12: The International System of Units
[Free Registration/Login may be required to access all resource tools.] In this online tutorial students will begin to identify the seven base units of the International System of Units. They will understand the commonly used metric...
TeachEngineering
Teach Engineering: On Track Unit Conversion
Students use three tracks marked on the floor, one in yards, one in feet and one in inches. As they start and stop a robot specific distances on a "runway," they can easily determine the equivalent measurements in other units by looking...
TeachEngineering
Teach Engineering: How High Can a Super Ball Bounce?
Students determine the coefficient of restitution (or the elasticity) for super balls. Working in pairs, they drop balls from a meter height and determine how high they bounce. They measure, record and repeat the process to gather data...
TeachEngineering
Teach Engineering: What Is a Nanometer?
Students are introduced to the nano-size length scale as they make measurements and calculate unit conversions. They measure common objects and convert their units to nanometers, giving them a simple reference frame for understanding the...
Simon Fraser University
Chem1 Virtual Textbook: The Measure of Matter
This site examines the specific difference between mass and weight in addition to length, temperature, and time.
Texas Education Agency
Texas Gateway: 1.2 Physical Quantities and Units
By the end of this section, you will be able to do the following: Perform unit conversions in both SI and English units, Explain the most common prefixes of SI units, and be able to write them in scientific notation.
Texas Education Agency
Texas Gateway: Introduction to Physics: Problems & Exercises
This site provides a list of physics problems and exercises including Physical Quantities and Units, Accuracy, Precision, and Significant Figures, and Approximation.
Texas Education Agency
Texas Gateway: Ap Physics I: Appendices: Useful Information
This page provides eight tables of useful information such as Important Constants, Submicroscopic Masses, Solar System Data, Metric Prefixes for Powers of Ten and Their Symbols, The Greek Alphabet, SI units, Useful Formulae, and other...
Texas Education Agency
Texas Gateway: The Language of Physics: Physical Quantities and Units
By the end of this section, you will be able to associate physical quantities with their International System of Units (SI) and perform conversions among SI units using scientific notation; relate measurement uncertainty to significant...
Texas Education Agency
Texas Gateway: What Is Physics?: Test Prep
This is a list of 37 test prep questions and problems over the content of Chapter 1: What is Physics? from the TEA Physics online text.
Texas Education Agency
Texas Gateway: What Is Physics?: Chapter Review
This is a list of 32 review questions and problems over the concepts presented in Chapter 1: What Is Physics? from the TEA Physics text.
Chiral Publishing
Chiral Publishing: An Introduction to Chemistry: Measurements and Units: Audio Book
An interactive tutorial teaching the basics of measurements and units. Anyone can learn the SI units of measurement with this easy-to-understand slideshow.
Texas Instruments
Texas Instruments: Measurement and Science
This activity assesses students' knowledge and understanding of measurement and science.
Texas Instruments
Texas Instruments: Uncertainty and Significant Figures
This activity assesses students' knowledge and understanding of uncertainty and significant figures.
Wikimedia
Wikipedia: International System of Units
Wikipedia offers detailed information on SI, or the International System of Units. Includes hyperlinked table of contents for easy site navigation.
TED Talks
Ted: Ted Ed: The World's Roundest Object (And Why It Exists)
The world's roundest object helps solve the longest running problem in measurement- how to define the kilogram. A kilogram isn't what it used to be. Literally. The name, weight, and definition of a kilogram has been changing constantly...