Slide 1Forces Slide 2 What is a Force? A push or a pull. ◦When one object pushes or pulls another object, the first object is exerting a force on the second object. ◦Like…

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Slide 1 Which of the following is not used to reduce friction? A.wheels B.ball bearings C.oil D.rough surfaces 1234567891011121314151617181920 2122232425262728 Slide 2 Which…

Newtonâs First Law of Motion -An object moving at a constant velocity(constant speed and direction) keeps moving at that velocity unless an unbalanced net force acts on…

PowerPoint Presentation Fluvial landforms (1) Landforms of erosion: V-shaped valley and interlocking spurs Rapids and waterfalls Potholes Landform of deposition: Braided…

Scott et 2008 • Randomised controlled clinical trial • Damon versus conventional ligation • No sig difference in pain during initial alignment Fleming et al 2009 •…