Physical forces of a space collision

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Discussion Overview

The discussion revolves around the physical forces involved in a collision between a large metal spaceship and a cold, atmosphere-less asteroid or small moon. Participants explore the implications of friction and temperature on the spaceship during such an event.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested

Main Points Raised

  • One participant questions whether the friction generated during the collision could melt the spaceship, considering the cooling effects of space temperature.
  • Another participant expresses uncertainty about the definitions of energy and force, suggesting a potential confusion between kinetic energy and force.
  • A different participant notes that the energy released in the collision depends on the size and velocity of the spaceship relative to the asteroid or moon, indicating that heat will play a significant role in the collision dynamics.
  • This participant also proposes that, without an atmosphere to dissipate energy, the collision could lead to significant heating of both the spaceship and the asteroid, potentially resulting in the melting or fusion of materials.

Areas of Agreement / Disagreement

Participants express varying levels of certainty regarding the effects of friction and temperature during the collision, with no consensus reached on whether the spaceship would melt or how energy and force are defined in this context.

Contextual Notes

Participants have not fully defined the assumptions regarding the sizes and velocities involved in the collision, nor have they resolved the differences in understanding between energy and force.

ElNarin
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Hello everybody!

I've a question concerning the physical forces that would occur when a huge object (let's say a metal space ship) collides with an asteroid or a small moon (cold and without atmosphere). Is there any chance that the friction that would occur could melt the ship? Or would the space temperature cool it down?

Thanks!
 
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wow seems to your question seems to you a wonderful and very clever
I will try to look for the answer to your question
But can the response to my question
What is the difference between energy and force?
Maybe a stupid question, but the reason I held
 
Well I've to confess that I'm not so sure. I'd say the force is the acceleration of the object (the kinetic energy).
 
Obviously, the amount of energy released is going to be dependent on the size of the ship and it's velocity with respect to the asteroid or moon, but yes, heat will be a large factor in the collision. With no atmosphere to carry energy away as sound, most of the energy will go into heating up both the material of the ship and the moon/asteroid. So, if the ship is large enough or going fast enough, it is possible that the ship would melt and literally fuse into the asteroid.
 

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