Lessons and Tools for Teachers

#### Lessons for Force

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• Is The Force With You? - … of the forces. Have students do the same for forces not directly touching it (gravitational force). Help students draw the vertical force arrows so … or notebook, pencil or pen, goggles. Vocabulary: Y force Y balanced force Y unbalanced force Y point of reference Y direction of motion … forces acting on the card. (Ensure students accurately draw the forces acting on the card include the initial horizontal flicking force and the force
• Go with the Force - … Y Forces Effect of student's force is negligible. Effect of gravitational force causes acceleration down. Not applicable Effect of student's force initiates … force is exerted. Describe the balanced forces acting on the object. Draw and completely label the forces directly on Figure One. Figure One: Force … Y Forces Effect of student's force is negligible. Effect of gravitational force causes acceleration down. Not applicable Effect of student's force initiates …
• If You Force It, It Will Move - … direction of motion and effects of gravitational force (weight) and frictional forces. 17 If You Force It, It Will Move Grade Nine Attachment … Y Forces Effect of student's force is negligible. Effect of gravitational force causes acceleration down. Not applicable Effect of student's force initiates … Y Forces Effect of student's force is negligible. Effect of gravitational force causes acceleration down. Not applicable Effect of student's force initiates …
• Can You Bear It? Pulleys, Gears, Forces, Structures, and Mechanisms - … pulley, two pulleys, etc., and measure effort force qualitatively by comparison (easier, harder, more force, less force, seemed heavier, lighter). Grade 5 students … actually calculated using the formula: load (or force produced by the pulley) / effort force (or force applied to the pulley as measured by … (or force produced by the pulley) / effort force (or force applied to the pulley as measured by the spring scale [force meter]). Force is measured …