Energy And Momentum Clarification

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Homework Help Overview

The discussion revolves around the behavior of an egg dropped from a height of 4 meters onto different surfaces, specifically concrete and sponge, and the resulting effects on the egg's integrity. The subject area includes concepts of energy, momentum, and impulse in physics.

Discussion Character

  • Exploratory, Conceptual clarification, Assumption checking

Approaches and Questions Raised

  • Participants explore the relationship between the time duration of the force applied to the egg and the resulting impact on whether the egg breaks. Questions are raised about the implications of impulse duration and force distribution on different surfaces.

Discussion Status

The discussion is ongoing, with participants examining various aspects of impulse and force distribution. Some have suggested that the longer time duration of the impulse on the sponge contributes to the egg not breaking, while others are probing deeper into the implications of these observations.

Contextual Notes

There is an emphasis on understanding the mechanics of impulse and force without providing definitive solutions, and participants are encouraged to clarify their reasoning and assumptions.

mvk1
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a raw egg is dropped on concrete from a height of 4 metres it breaks, but if it is dropped on a thin sponge it does not break. Why does this happens even though they experience the same impluse?
 
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Show your effort. Explain your reasoning.
 
well i think that the time taken for the force to get spread out on the concrete is lesser than the time taker taken for the force to spread out on the sponge, since the sponge takes logner time the egg does not break
 
mvk1 said:
well i think that the time taken for the force to get spread out on the concrete is lesser than the time taker taken for the force to spread out on the sponge, since the sponge takes logner time the egg does not break

And why does the fact it takes the impulse longer to be imparted, mean that the egg does not break?
 
RoyalCat said:
And why does the fact it takes the impulse longer to be imparted, mean that the egg does not break?

because the force is spread apart more evenly, so egg does not break
 
mvk1 said:
because the force is spread apart more evenly, so egg does not break
Actually, that probably does contribute to the egg not breaking on the sponge. However, evenness aside, there is another tradeoff in the context of impulse that is also important. You mentioned that the time duration of the impulse on the sponge is longer. What does that imply about the force?
 

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