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
    User Rating: Grade Level: 6-8
  • 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 …
    User Rating: Grade Level: 9-12
  • 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 …
    User Rating: Grade Level: 9-12
  • 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 …
    User Rating: Grade Level: 3-5
  • May the Force Move - You Forces Acting on Structures & Mechanisms; Motion - … fixed pulley reduces the amount of force required. A movable pulley reduces the force by half. Forces can be measured. g) Students brainstorm … at 6:43:23 AM Focus - Forces - 5 May The Force Move You Subtask 8.5 Forces Acting on Structures & Mechanisms; Motion A … at 6:43:23 AM Focus - Forces - 5 May The Force Move You Subtask 8.5 Forces Acting on Structures & Mechanisms; Motion A … AM Apply - A Quick Quiz about Forces - 5 Subtask 9.5 May The Force Move You Forces Acting on Structures & Mechanisms; Motion A …
    User Rating: Grade Level: 3-8
  • Structure and Mechanism - … . Mechanical Advantage can then be calculated: load force / effort force (load force = output force and effort force = input force). 4. Mechanical Efficiency = (mechanical advantage / velocity ratio … have a fulcrum (pivot point), load force (the force exerted by the load), and effort force (the force required to move the load) Effort … effort force equals the load force. B) the effort force is greater than the load force. C) the effort force is less than the load force
    User Rating: Grade Level: 6-8
  • Planet Impactn - … by a body moving in three-dimensional space. Tidal forces- A force that is caused when the gravity tugging on one side … study features in the upper atmosphere of planets. Unbalanced Force (Net Force)- Any force that causes an object to accelerate, unless an equal … . Here are some examples of unbalanced forces. An unbalanced gravitational force: the Sun exerting a force on the planets to keep them in …
    User Rating: Grade Level: 9-12
  • Simple Machines - … lifting the weighted bag. Q: Did it take more force or less force than when we had one fixed pulley? A: Using … the weight of the load being lifted. Fa - Applied FORCE or the force being applied to lift the load. Lr - Resistance LEVER … the weight of the load being lifted. Fe - Effort FORCE or the force being applied to lift the load. Equilibrium - The point … gear (0.4) because you are applying less force. LEVER - Answer Key Resistance Force (Fr) 30 lbs 30 lbs 30 lbs Resistance …
    User Rating: Grade Level: 3-5
  • Forces at Work: Good or Bad? - … what is meant by a force ii. Distinguish between "contact" force and "non-contact" force. iii. Describe how forces have been useful to us … experienced and applied forces before they undertake this formal study of forces. Forces should be simply defined first: Forces cause change. Forces can change the shape of an object Forces can move or stop an object Forces
    User Rating: Grade Level: 6-8
  • Frames of Reference: The Centrifugal Force - … in such frame, one must always add an "inertial force", representing forces caused by the frame's acceleration. In a uniformly accelerating … rotation. To clearly distinguish between the centripetal and centrifugal forces: + The centripetal force is used when we calculate motion, using coordinates, velocities … a rotating frame of reference. Examples of the inertial forces: 1. The force on objects inside a braking bus, 2. The centrifugal …
    User Rating: Grade Level: 3-5
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