https://wiki.pathfindersonline.org/index.php?action=history&feed=atom&title=Translations%3AAdventist_Youth_Honors_Answer_Book%2FHealth_and_Science%2FPhysics%2F163%2Fen 2026-04-29T04:20:22Z Revision history for this page on the wiki MediaWiki 1.35.5 https://wiki.pathfindersonline.org/index.php?title=Translations:Adventist_Youth_Honors_Answer_Book/Health_and_Science/Physics/163/en&diff=295620&oldid=prev 2020-12-08T06:23:47Z

<p>Importing a new version from external source</p> <p><b>New page</b></p><div>:'''Method'''- Drive a number of ''large'' nails (16 penny will work well) halfway into the 2x4 and have the class try pulling a nail. Then demonstrate how to position the block of wood to act as a fulcrum. Have the class repeat the experiment using the block of wood.<br /> ::'''Questions'''-<br /> ::Start with a description or demonstration of various machines as described in the theory section. Then ask the class &quot;what kind of machine is a hammer&quot;<br /> ::Where is the fulcrum on the hammer?<br /> ::Where is the fulcrum when using the block of wood?<br /> ::Which way was easier?<br /> ::What difference does it make how close the fulcrum is to the block of wood?<br /> ::What difference does it make where you grip the hammer? Is it easier near the head or at the end of the handle?</div>

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