Learn step by step instructions on how to express numbers in scientific notation. Discover the rules to scientific notation and view several examples of numbers being expressed in scientific notation.

[Free Registration/Login may be required to access all resource tools.] Scientific notation, why it is used, and converting numbers to and from scientific notation.

[Free Registration/Login Required] In this interactive you will move the ruler to measure the distance between two points. You will need to sign-in to access this media, but it will be well worth your time!

This site from General Chemistry Online provides a mnemonic device you may not have seen to help remember the rules for significant digits called the Atlantic-Pacific Method. Also includes a comparison between this rule and the...

Find out the answers to many commonly asked questions about measurement. Understand scientific notation, density, and unit conversion from browsing through this FAQ resource.

Video describes how moles are used in chemistry and how their size is measured. [4:33] Followed by a short quiz and a list of additional resources to explore.

[Free Registration/Login Required] In this interactive you will drag the appropriate alloy to the correct figure. You will need a sign-in to access this media, but it will be well worth your time!

[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...