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Dason walks us through this photo.
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Bradley walks us through the photo.
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Nevaeh critiques a photo.
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Kaleigha critiques a photo.
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Universal law of gravitation
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Static friction and kinetic friction
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Mass, weight, normal force
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Inclined plane, wheel and axle, screw, wedge and pulley; Also shows gears and introduces Brainpop Game- Simple Machines
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