Atmospheric pressure demonstration – Magdeburg hemispheres
29,00 AED
In the realm of science, the concept of atmospheric pressure is both intriguing and vital to our understanding of the natural world. The Magdeburg hemispheres provide an excellent opportunity to demonstrate this principle in a hands-on and engaging way.
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Objective:
Demonstrate a model of Atmospheric Pressure using Magdeburg hemispheres to illustrate the concept of air pressure and its effects
Materials included:
Syringe
Hook
Materials not included in the kit:
Procedure and assembly steps:
Procedure included in the kit manual . This is not a ready made product. Student needs to follow the steps to assemble the model…
Description:
Exploring Atmospheric Pressure with Magdeburg Hemispheres
Description: In the realm of science, the concept of atmospheric pressure is both intriguing and vital to our understanding of the natural world. The Magdeburg hemispheres provide an excellent opportunity to demonstrate this principle in a hands-on and engaging way.
- Preparation: Take two hollow hemispheres with a sealed rim, ensuring they fit snugly together. A vacuum pump is connected to a valve in one of the hemispheres.
- Initial State: When the hemispheres are initially separated and the inside is at atmospheric pressure, they can be easily pulled apart without much effort.
- Creating a Vacuum: Here comes the intriguing part. By operating the vacuum pump, air is removed from the space between the hemispheres. As a result, the pressure inside decreases significantly, while the pressure outside remains at atmospheric levels.
- The Challenge: Now, when you attempt to pull the two hemispheres apart, you encounter significant resistance. This resistance occurs because the atmospheric pressure outside the hemispheres is greater than the reduced pressure inside. In essence, the force of atmospheric pressure is holding the hemispheres together.
- Demonstrating the Power: The demonstration highlights the incredible strength of atmospheric pressure, even when there seems to be “nothing” between the hemispheres. It’s a vivid illustration of how our Earth’s atmosphere exerts pressure on everything around us, and how this force can be harnessed for various applications.
Learning outcome:
Have a better understanding of Atmospheric Pressure using Magdeburg hemispheres to illustrate the concept of air pressure and its effects using the model built by the student in this project
Section or subject:
Physics
Grades:
6+
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