Tyler DeWitt, PhD
Science With Tyler De Witt: Significant Zero Practice Problems (1.4)
Join Youtube chemistry tutor, Tyler DeWitt, do practice problems to work on significant figures with zeros. [8:09]
Crash Course
Crash Course Chemistry #2: Unit Conversion & Significant Figures
A unit is the frequently arbitrary designation we have given to something to convey a definite magnitude of a physical quantity and every quantity can be expressed in terms of the seven base units that are contained in the international...
Tyler DeWitt, PhD
Science With Tyler De Witt: Significant Figures Made Easy! (1.2)
This introduction to significant figures discusses basics of multiplication and division. [5:01]
Khan Academy
Khan Academy: Significant Figures: More on Significant Figures
Understanding the "rules of thumb" for significant figures.
Khan Academy
Khan Academy: Multiplying and Dividing With Significant Figures
A video showing how to multiply and divide with significant figures.
Khan Academy
Khan Academy: Addition and Subtraction With Significant Figures
Video showing how to add and subtract numbers using significant figures.
Sophia Learning
Sophia: Practice Determining Significant Figures
This tutorial has some examples of how to deal with significant figures when performing addition, subtraction, multiplication, and division. [6:48]
Sophia Learning
Sophia: Exact Numbers: Lesson 4
This lesson will define and explain how to identify an exact number. It is 4 of 4 in the series titled "Exact Numbers."
Sophia Learning
Sophia: Multiplying and Dividing Using Significant Figures: Lesson 3
This lesson will demonstrate how to multiply/divide measurements and report the result to the correct number of significant digits. It is 3 of 3 in the series titled "Multiplying and Dividing Using Significant Figures."
Sophia Learning
Sophia: Reporting Volume Measurements: Lesson 1
This lesson will explain how to determine the precision of a measurement using laboratory glassware and report it accurately. It is 1 of 2 in the series titled "Reporting Volume Measurements."
Sophia Learning
Sophia: Significant Digits: Lesson 2
This lesson will explain false precision and significant digits. It is 2 of 3 in the series titled "Significant Digits."
Sophia Learning
Sophia: Significant Digits: Lesson 3
This lesson will explain false precision and significant digits. It is 3 of 3 in the series titled "Significant Digits."
Sophia Learning
Sophia: Significant Digits: Lesson 1
This lesson will explain false precision and significant digits. It is 1 of 3 in the series titled "Significant Digits."
Sophia Learning
Sophia: Significant Figures: Lesson 2
This lesson will explain what significant figures are and why they are important. It is 2 of 5 in the series titled "Significant Figures."
Sophia Learning
Sophia: Significant Figures and Scientific Notation: Lesson 5
This lesson will demonstrate how to use scientific notation to express the desired number of significant figures. It is 5 of 5 in the series titled "Significant Figures and Scientific Notation."
Sophia Learning
Sophia: Significant Figures: Lesson 4
This lesson will explain what significant figures are and why they are important. It is 4 of 5 in the series titled "Significant Figures."
Sophia Learning
Sophia: Adding and Subtracting Using Significant Figures
A lecture giving the rules and an example for adding and subtracting numbers using significant figures. The lecture also describes why one must use significant figures when recording data. [2:41]
Sophia Learning
Sophia: Dividing W/ Significant Figures: Lesson 1
This lesson should help a learner understand how to determine the appropriate amount of significant figures when dividing numbers. It is 1 of 4 in the series titled "Dividing w/ Significant Figures."