How does a surface/material actually “absorb” force and what is actually happening at a microscopic view?

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Title. Just curious, especially in terms of muscles and joints absorbing force. I understand certain structures and materials are better at conducting force and mitigating shock, but what actually makes this so?

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Anonymous 0 Comments

If something absorb an impact, then it’s absorbing energy. Normally that means that the kinetic energy is converted to heat, therefore the temperature of your material rises on impact.

You can imagine it (at least for non-soft materials) like the impact make the atoms of the molecule bump at each other, which causes many collisions and make them wiggle around more than normally. And these wiggle/moving of the atoms is what we observe as thermal energy/temperature of the object.