div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=-the-pendulum-introduction-to-harmonic-motion-phet-lab-frequency-thehtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: traegersciencerockstraegersciencerocks1516pdffilesphet_pendulum_keypdf · The Pendulum -- Introduction to Harmonic Motion PhET Lab frequency the number of complete cycles loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentinreader030viewer20220216225b9116d509d3f2b86e8d6a12html5thumbnails1jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=-the-pendulum-introduction-to-harmonic-motion-phet-lab-frequency-thehtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: traegersciencerockstraegersciencerocks1516pdffilesphet_pendulum_keypdf · The Pendulum -- Introduction to Harmonic Motion PhET Lab frequency the number of complete cycles loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentinreader030viewer20220216225b9116d509d3f2b86e8d6a12html5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=-the-pendulum-introduction-to-harmonic-motion-phet-lab-frequency-thehtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: traegersciencerockstraegersciencerocks1516pdffilesphet_pendulum_keypdf · The Pendulum -- Introduction to Harmonic Motion PhET Lab frequency the number of complete cycles loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentinreader030viewer20220216225b9116d509d3f2b86e8d6a12html5thumbnails3jpg width=140 height=200 divdiv