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 Physics Lessons Review Links Solutions Physics Shop

# Lessons on General Physics

Name Description Type
Fundamental Units
This interactive lesson addressees the need and use of fundamental units.
Interactive (Shockwave)
Naked Number Catastrophe
This News article collection details the bad things that happen when numbers are left unit-less or naked. News Articles
Significant Figures the Complete Lesson
This interactive lesson deals with all aspects of accuracy, precision, error, and significant figures. Includes explanation and practice.   If you have Shockwave, this is the lesson to choose. Interactive (Shockwave)
Significant Figures An explanation of the concept behind significant figures. Includes descriptions of how to use them.
Here is a more concise explanation.
Here is a more detailed version.
Description
(not local)
Sig. Fig. Drill
An outstanding tool for practicing significant figure counting.  Live Practice
(Javascript)
Scientific Notation A solid explanation of what scientific notation is, how to use it and what to do with calculations. Description
(not local)
Scientific Notation Conversion Drills These are outstanding tools for practicing converting scientific notation to decimals and for converting decimals to scientific notation. Live Practice
(Java)
Names of Big Numbers
This table just shows the names of really big numbers. Information
Powers of Ten (distance) Better

Powers of Ten (pennies)

An interesting look at taking a number and continuing to multiply by 10 (or divide).  A great way to help you visualize large numbers. Images & Explanation
(not local)
Using a Protractor A nice interactive set that teaches you how to use a protractor correctly and lets you practice. Interactive Lab
(Flash) Not Local
Density
This slide show presents the basic concepts of Density as they relate to physics. (printable notes in pdf) Slide Show
(html5)
Density Lab This interactive lab lets you experiment with different objects in liquid tanks, graduated cylinders, and scales.  Thanks to Raman Pfaff for creating this. Live Experiments
(Shockwave)
Unit Conversion Tool MEGA-Converter.  This is the ultimate tool for converting one unit into another unit. Live Tool
(not local)
Vector Addition Lab This interactive lab lets you experiment with arranging and combining vectors to find the resultant.  Thanks to Raman Pfaff for creating this. Live Experiments
(Shockwave)