Lessons and Tools for Teachers

#### Lessons for Mechanics

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• May the Force Move - You Forces Acting on Structures & Mechanisms; Motion - … , tension. Different forces have different effects on different structures and mechanisms. Mechanisms can change the amount of effort required to move an … , tension. Different forces have different effects on different structures and mechanisms. Mechanisms can change the amount of effort required to move an … , tension. Different forces have different effects on different structures and mechanisms. Mechanisms can change the amount of effort required to move an …
User Rating: Grade Level: 3-8
• Structure and Mechanism - … Teacher 1. The focus of this subtask is âmechanical advantageâ and âmechanical efficiency.â 2. Mechanical advantage is a number that tells how many … Structures and Mechanisms Mechanical Efficiency An Integrated Unit for Grade 8 ~ 160 mins Refer to âBackground Informationâ under âLever,â Mechanical Advantage,â and "Mechanical Efficiency … meaning of mechanical advantage and mechanical efficiency -terminology used demonstrated uncertainty -explanations/written work demonstrated some understanding of mechanical advantage and mechanical efficiency -used …
User Rating: Grade Level: 6-8
• Can You Bear It? Pulleys, Gears, Forces, Structures, and Mechanisms - … and Gears change speed, direction and force. Mechanisms are structures with moving parts. Mechanisms can be modified to improve performance. Students first … . They construct labeled graphs. Examples of classifications are: Mechanisms containing pulleys, mechanisms containing gears, mechanisms containing both, different shaped, sized wheels, different movement … Gears change speed, direction and force. 3. Mechanisms are structures with moving parts. 4. Mechanisms can be modified to improve performance. Students …
User Rating: Grade Level: 3-5
• Toys, Toys, Toys - … is the job of each mechanism? - How does the mechanism do its job? - What part of the mechanism has to move for it … is the job of each mechanism? - How does the mechanism do its job? - What part of the mechanism has to move for it … how simple mechanisms enable an object to move; â¢ design and make simple mechanisms, and investigate their characteristics; â¢ recognize that different mechanisms and systems …
User Rating: Grade Level: K-2