9 Questions
What happens to the volume inside the bell jar when the rubber sheet is pulled downward?
It increases
Why do the rubber balloons expand when the rubber sheet is pulled downward?
Due to decreased pressure inside the bell jar
What do the rubber balloons represent in this experiment?
The lungs
What is the purpose of the rubber sheet tied around the bottom edge of the bell jar in the experiment?
To represent the diaphragm
Explain what happens to the rubber balloons when the rubber sheet is pulled downward.
The rubber balloons expand
What is the function of the rubber balloons in this experiment?
To represent the two lungs
When the rubber sheet is pulled downward, volume is ______, pressure inside the bell jar lowered, and the rubber balloons are expanded by the air rushing in.
increased
When the rubber sheet is pushed upward, volume is ______, pressure inside the jar increased, and the balloons collapse due to the air rushing out.
decreased
The rubber sheet tied around the bottom edge of the bell jar represents the ______.
diaphragm
Learn about the action of the diaphragm during breathing through an experiment. Understand how changes in volume and pressure inside a bell jar affect rubber balloons. Explore the relationship between diaphragm movement and lung capacity.
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