College / Physics

Light Intensity vs. Distance

The relative light intensity versus distance from a point light source is plotted and compared to theory.


Student Files

68_Light_Intensity_vs_Distance.cap 3.07 MB
68_Light_Intensity_vs_Distance_w_Data.cap 3.11 MB
68_Light_Intensity_vs_Distance.docx 568.32 KB
68_Fluorescent_Bulb.jpg 22.67 KB
68_I_vs_pos_start.JPG 982.86 KB
68_Light_Intensity_in_Use.jpg 1.44 MB
68_Light_Intensity_Setup.jpg 725.10 KB
68_Sensor_Align.jpg 2.11 MB
68_String.jpg 859.21 KB
68_Light_Intensity_vs_Distance.pdf 563.13 KB
68_Linear_Light_Theory.PNG 11.83 KB
68_Point_Light_Theory.PNG 83.16 KB

Featured Equipment

High Sensitivity Light Sensor

PASPORT High Sensitivity Light Sensor

Designed to perform visible light studies from low intensity spectral studies to daylight. Built in oversampling reduces noise. PASPORT version.

Basic Optics System

Basic Optics System

A complete optics bench that includes all the components required to do introductory optics experiments.

Many lab activities can be conducted with our Wireless, PASPORT, or even ScienceWorkshop sensors and equipment. For assistance with substituting compatible instruments, contact PASCO Technical Support. We're here to help.

Copyright Disclaimer: Section 107 of the Copyright Act of 1976 makes allowance for “fair use” for purposes of teaching, scholarship, education and research. Reproduction under any other circumstances, without the written consent of PASCO, is prohibited.
Source: Lab #68

Comprehensive 850 Physics System

Light Intensity vs. Distance