April 29, 2020

1.1 LENGTH AND TIME

IGCSE Physics Hyeji Jun

http://ap-physics.david-s.org

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April 29, 2020 http://ap-physics.david-s.org

LENGTH

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Definition: Represents the size of an object from

one side to the other.

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UNITs (metric):

• meter • millimeter • centimeter • kilometer • decimeter • Nanometer •

UNITs (standard):

• mile • yard • inch • foot

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TIME April 29, 2020 http://ap-physics.david-s.org

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Definition: A measureable period when

something occurs.

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UNITs:

• second • millisecond • nanosecond • minute • hour • day • month • Year • Century • light year

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Bibliography

• http://www.numbernut.com/prealgebra/units-length.php

• http://www.sosmath.com/algebra/unitconv/unit2/img1.gif

• http://science.psu.edu/alert/images/TinyBrownDwarfSystem_R008.

gif • http://s3.amazonaws.com/media.wbur.org/wordpress/12/files/2013/ 05/0528_time-pocket-watch.jpg

• http://www.history.com/s3static/video-thumbnails/AETN History_VMS/21/115/History_Builders_of_The_Great_Wall_42710_reS F_HD_still_624x352.jpg

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