tag:blogger.com,1999:blog-3369747153465907011.post1022707183371462327..comments2009-04-15T07:24:02.997-07:00Comments on SPM Form 4 Physics Chapter 1: 1.4.4 Ruler, Thermometer, Stopwatch, Ammeter and V...SekQYhttp://www.blogger.com/profile/01114497421469774960noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-3369747153465907011.post-45767144714028741102009-04-15T07:24:00.000-07:002009-04-15T07:24:00.000-07:00&gt;The sensitivity of a stopwatch depends on the ...&gt;The sensitivity of a stopwatch depends on the reaction time of the user.<br />Timers with external sensors have not such issue.<br />http://www.xnotestopwatch.com/help/external_control.htmdmitry_nhttp://www.blogger.com/profile/17953947735665020184noreply@blogger.com