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Balloon Hovercraft
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In this activity (on page 2 of the PDF under GPS: Luge Activity), learners will construct a model hovercraft out of an empty spool and a piece of cardboard.
Sliding and Stuttering
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Learners use a spring scale to drag an object such as a ceramic coffee cup along a table top or the floor.
No-Slip Grip
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In this physical sciences activity, learners explore friction. Learners investigate the factors that affect the force required to move an object.