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Anonymous users2024-01-24The sofa is soft, it will change shape after sitting down, and the contact area with people is larger, when the pressure is constant, the larger the surface area of the contact surface, the smaller the pressure; In addition, because the sofa is soft and elastic, the human body will feel more comfortable from the perception!
The force area is large, the pressure is small, and it is natural and comfortable.
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Anonymous users2024-01-23Because the sofa is soft and the chair is hard.
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Anonymous users2024-01-22In the second year of junior high school, because the sofa will be deformed, under the condition of constant pressure, the force area will become larger, the pressure will become smaller, and people will be comfortable;
On the contrary, the chair will not be deformed, and the force area will remain the same, the pressure will not change, and it will be uncomfortable.
The sofa is soft, it will change shape after sitting down, and the contact area with people is larger, when the pressure is constant, the larger the surface area of the contact surface, the smaller the pressure; In addition, because the sofa is soft and elastic, the human body will feel more comfortable from the perception! >>>More
Sitting on the sofa, the contact area between the body and the sofa is large, and the pressure (i.e., pressure) per unit area should be comfortable for small people.
Because the contact area between the sofa and the human body is relatively large, the pressure is much smaller, so the human body will feel much more comfortable.
The sofa is softer than the stool, and sitting on the sofa, the force area of the body is relatively large, and the pressure is small, so it is more comfortable. >>>More
Answer: C
What is considered is the pressure, the pressure is constant, the force area is large, P=F s, s is large, and the pressure is small. >>>More