# 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 | 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) |

Vector Addition |
These lessons examine the methods for adding and subtracting vectors. Both the parallelogram and triangle methods are shown. | Slide Show |

Reaction Time Lab | This interactive lab lets you test and measure your reaction time for both sight and sound. Thanks to Raman Pfaff for creating this. |
Live Experiments (Shockwave) |

Mechanics Review |
A collection of multiple choice questions providing immediate feedback. | Multiple Choice Practice |