Categorizing a Physics Demonstration

In summary, the conversation discusses a system consisting of springs and disks that are stacked on top of each other and lifted to a desired height before being released. The goal is to analyze the physics behind this reaction in order to maximize the speed at which the top disk flies off. The topic falls under the category of coupled, spring-mass systems, but the person has also considered Newton's cradle. There is some confusion about how dropping the system causes the top disk to shoot upwards.
  • #1
Richardj1701
1
0
ABSTRACT:
I have a collection of springs and disks (masses) to choose from. I have a solid rod fixed to the ground. I slide a piece of sheet metal into the rod to act as a base. I now slide a disk into the rod. Then a spring. Then another disk. Then another spring. And one final disk. I now lift the system (from the sheet metal base) to a desired height. After releasing the system, it drops and we can observe conservation of momentum since the top-most disk will shoot upwards.

GOAL:
Under what category of physics would you place this? I want to know what I have to research in order to analyze the physics behind this reaction. (My end goal is to maximize the speed at which that top most disk flies off.)

ATTEMPTS:
I've looked into coupled, spring-mass systems, but I don't think that this will help me since my system is not so much coupled but sitting on each other.
 
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  • #2
First quick dirty impression? Newton's cradle.
 
  • #3
Richardj1701 said:
I now lift the system (from the sheet metal base) to a desired height. After releasing the system, it drops and we can observe conservation of momentum since the top-most disk will shoot upwards.

Perhaps I misunderstand the description but how does dropping the system cause the top disc "shoot upwards"?
 

1. What is the purpose of categorizing a physics demonstration?

The purpose of categorizing a physics demonstration is to organize and classify different types of demonstrations based on their relevant physics concepts and principles. This makes it easier to search for and select appropriate demonstrations for specific educational purposes.

2. What are the main categories used in physics demonstration categorization?

The main categories used in physics demonstration categorization include mechanics, thermodynamics, electricity and magnetism, optics, and wave phenomena. These categories are based on the major branches of physics and help to group similar demonstrations together.

3. How are physics demonstrations classified within each category?

Physics demonstrations are classified within each category based on the specific physics concept or principle they illustrate. For example, within the category of mechanics, demonstrations may be classified under topics such as force and motion, gravity, or energy.

4. Are there any subcategories within the main categories of physics demonstration categorization?

Yes, there may be subcategories within the main categories of physics demonstration categorization. For instance, within the category of electricity and magnetism, subcategories could include static electricity, circuits, and electromagnetism. These subcategories further refine the classification of demonstrations.

5. How can categorizing physics demonstrations benefit educators and students?

Categorizing physics demonstrations can benefit educators and students by providing a more organized and efficient way to select demonstrations that align with specific learning objectives. It also allows for easy identification of related demonstrations, which can enhance students' understanding of a particular physics concept or principle.

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