How Big is a...?
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How Big is a...?


How Big is a...?

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This animation allows students to compare the sizes of various cells and organisms such as a human hair, dust mite, ragweed pollen, lymphocyte, red blood cells, baker's yeast,E. coli,Staphylococcus, Ebola virus and Rinovirus all placed on a pinhead. Students can view these organisms at various magnification levels and they can use the scale to measure the individual cells.
Material Type: Animation
Technical Format: HTML/Text
Date Added to MERLOT: September 25, 2013
Date Modified in MERLOT: September 30, 2013
Submitter: Jim Bidlack
Keywords: nanometer, meter, millimeter, cell, bacteria, angstrom, virus, micron, metric system, organism, nanotechnology


  • Reviewed by members of Editorial board for inclusion in MERLOT.
    Editor Review (not reviewed)
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Primary Audience: Grade School, Middle School, High School, College General Ed
Mobile Compatibility: Not specified at this time
Language: English
Cost Involved: unsure
Source Code Available: unsure
Accessiblity Information Available: unsure
Creative Commons: unsure


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