<u><em>Diffusion:
</em></u><em> in diffusion particles move from area of higher concentration to the area of lower concentration..
</em><u><em>causes:
</em></u><em>the movement of particles allow them ti disperse,,, when molecules are close to each other they collide with each other and push each other apart so they spread in the whole area... :)</em><u><em>
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•respect
•love
•comunication
•understanding that's it hope this answer ur question
I’m sure it’s called a circuit:)
a. Particles in warmer objects make particles in colder objects move faster.