Lesson Plan | Teachy Methodology | Momentum and Impulse: Collisions in One Dimension

Objectives

Duration: 10 - 15 minutes

The purpose of this stage of the lesson plan is to clearly establish the objectives that students should achieve by the end of the class, guiding the focus of study and practical activities. This way, students will have a clear understanding of the expectations and will be better prepared to actively participate in the proposed activities.

Main Objectives

1. Apply the conservation of momentum to solve problems involving collisions in one dimension.

2. Understand the differences between elastic and inelastic collisions.

Side Objectives

1. Develop problem-solving and critical thinking skills.
2. Familiarize with the use of digital tools for simulating collisions.

Introduction

Duration: 10 - 15 minutes

The purpose of this stage of the lesson plan is to engage students from the beginning and connect the theoretical content studied earlier with practical, real-world examples that they can find in their own research. This not only facilitates understanding of the topic but also sparks interest and curiosity, laying the groundwork for active participation in subsequent activities.

Warming Up

To start the class on 'Impulse and Momentum: Collisions in One Dimension', briefly explain that this topic relates to how objects interact with each other during a collision and how we can use principles of Physics to predict the outcomes of these interactions. Then, instruct students to use their cell phones to search for an interesting fact about collisions or a real-life example of a collision that can be discussed in class. They can look for videos of collision simulations, news about car accidents, or scientific experiments related to the theme.

Initial Reflections

1. What is the conservation of momentum and why is it important in collisions?

2. How can we differentiate elastic from inelastic collisions?

3. What are some real-life examples of collisions that you found during your research?

4. How is the concept of impulse related to collisions?

5. What factors can affect the outcome of a collision in one dimension?

Development

Duration: 70 - 80 minutes

The purpose of this stage of the lesson plan is to provide students with a practical and fun experience that deepens their knowledge of impulse and momentum in collisions. Through the use of digital technologies and interactive methods, it is expected that students will engage more deeply with the content, developing both theoretical and practical skills.

Activity Suggestions

It is recommended that only one of the suggested activities be carried out

Activity 1 - Virtual Collision on TikTok 

> Duration: 60 - 70 minutes

- Objective: Apply the concepts of conservation of momentum and collisions in one dimension, using digital tools and social media for practical and contextual understanding.

- Description: Students will create a short video on TikTok simulating a car collision in one dimension. They should use available physics simulation apps on their cellphones to create the collision scenario, apply the laws of conservation of momentum, and highlight the difference between elastic and inelastic collisions.

- Instructions:

• Form groups of up to 5 students.

• Each group must download a physics simulation app (e.g., PhET Interactive Simulations).

• Use the app to simulate a collision between two cars in one dimension, adjusting masses and velocities as necessary.

• Record the cellphone screen while the simulation is running.

• Add a narration explaining what is happening in the simulation, including how momentum is conserved and whether the collision is elastic or inelastic.

• Edit the video to fit TikTok format (maximum of 1 minute), using visual and sound effects available on the platform.

• Post the video on TikTok with the hashtag #FisicaDigital and share the link with the teacher.

Activity 2 - Storytelling: The Journey of Particles ✨

> Duration: 60 - 70 minutes

- Objective: Develop the ability to integrate physical concepts into creative narratives, using digital storytelling platforms to learn in an engaging and contextualized manner.

- Description: Students will create an interactive digital story using a storytelling platform (e.g., Storybird or Wattpad). The story should revolve around characters (particles) that collide in one dimension, explaining how momentum is conserved and highlighting the types of collision.

- Instructions:

• Form groups of up to 5 students.

• Access a digital storytelling platform (e.g., Storybird or Wattpad).

• Each group must create a plot where the particles (characters) collide in one dimension. The story must include physics elements that explain the events of the collisions.

• Add illustrations, dialogues, and descriptions that help explain the concept of the conservation of momentum visually and textually.

• Publish the story on the platform and share the link with the teacher and classmates for reading and feedback.

Activity 3 - Game Show: Physics in Action 

> Duration: 60 - 70 minutes

- Objective: Reinforce the concepts of conservation of momentum and collisions in one dimension in a dynamic and competitive manner, using gamification to promote engagement and active learning.

- Description: Students will participate in an online game show that simulates collisions in one dimension. Using an interactive quiz platform (e.g., Kahoot!), students will answer questions and solve problems based on collision scenarios, competing for points in real time.

- Instructions:

• Form groups of up to 5 students.

• Access an interactive quiz platform (e.g., Kahoot!).

• Each group must register and enter the quiz prepared by the teacher, which will include questions about conservation of momentum and types of collision.

• Groups will participate in the game show, answering questions in real time. Wrong and correct answers will be discussed to ensure understanding of the concepts.

• Scores will be kept in real time, and a winning group will be declared at the end of the game.

Feedback

Duration: 20 - 25 minutes

The purpose of this stage of the lesson plan is to provide an opportunity for collective and individual reflection on learning, promoting the development of communication, critical thinking, and collaboration skills. Additionally, 360° feedback helps to create an environment of mutual respect and continuous growth, where students feel valued and motivated to improve.

Group Discussion

Promote a group discussion where students share the results of their practical activities and their conclusions about collisions in one dimension. Use the following outline to introduce the discussion:

1. Introduction: Ask each group to briefly present their activity (the TikTok video, the digital story, or participation in the game show).
2. Development: Ask each group to explain the concepts of conservation of momentum and the type of collision (elastic or inelastic) they addressed.
3. Comparison: Encourage groups to compare their findings and methods, discussing what worked, what didn't work, and why.
4. Conclusion: Summarize the main points discussed and reinforce the importance of the conservation of momentum in collisions.

Reflections

1. What challenges did you encounter when applying the concepts of conservation of momentum, and how did you overcome them? 2. How did the different activities (TikTok video, digital story, game show) help you better understand collisions in one dimension? 3. What new questions or curiosities arose from these practical activities?

360° Feedback

Conduct a 360° feedback session where each student should receive feedback from other members of their group. Guide the class to ensure that feedback is constructive and respectful, following these steps:

1. Feedback Cycle: Each student should share something positive they observed in their peers' work and a suggestion for improvement.
2. Personal Reflection: Ask each student to briefly reflect on the feedback received and think about how they can apply it in future projects.
3. Sharing: Optionally, ask a few volunteers to share their learnings with the class.

Conclusion

Duration: 10 - 15 minutes

 Purpose: The purpose of this stage of the lesson plan is to ensure that students understand the impact and practical relevance of what they have learned. By summarizing the main points in a fun way and connecting them to the real world, the importance of the acquired knowledge is reinforced, motivating students to continue exploring and applying these concepts outside the classroom. 

Summary

 Fun Summary: Let's think of collisions as the best moments of a physics action movie!  When two objects collide, it's like a dance of numbers and forces. We learned that momentum is conserved like a trophy  passed from one dancer to another, and that there are different 'dance styles' — elastic and inelastic collisions. And, of course, impulse acts like the choreographer that gives the rhythm and energy to the dance! 

World Connection

 In the World: Collisions are everywhere! They happen in car accidents , in sports like football, and even in subatomic particles in particle accelerators! By understanding how these collisions work, we can design safer cars, improve sports equipment, and even uncover the secrets of the universe. Knowing about impulse and momentum connects us with innovations and scientific advancements that shape our everyday life. 

Practical Application

 Applications: The study of collisions and conservation of momentum is fundamental to many areas, including designing safer vehicles, understanding collisions in sports, and even developing realistic video games. These concepts help improve public safety and technological innovation, bringing direct benefits to our day-to-day life. 