Students use a variety of rulers to measure small strips of paper. Students analyze their results and discuss which ruler was the most accurate and which digits were the most certain.
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Sig Figs, Scientific Notation, Conversion factors Worksheet
In this significant figures instructional activity, students determine how many significant figures the given numbers have, round numbers to the appropriate number of significant figures, and express numbers in scientific notation. This...
7th - 9th Math
AP Chemistry. Topic 1: Chemical Foundations, Review. Day 8
A comprehensive selection of questions regarding the basic principles of chemistry. Thirteen questions ask your pupils to perform calculations about density and mass, give the atomic structure of certain elements, provide formulas, and...
9th - 12th Math
Addition And Subtraction with Significant Figures
After a series of videos on the use and application of significant figures, Sal gets down to business as he demonstrates the methods of adding and subtracting significant numbers. Viewers will find his easygoing manner and clear examples...
9 mins 7th - 9th Math
Multiplying And Dividing with Significant Figures
Sal takes out the big guns - or in this case, big calculator - in this video, which carries the concept of significant figures even further. Sal shows how to multiply and divide significant figures using both electronic and handwritten...
10 mins 7th - 9th Math