describe the particles in a solid
describe the particles in a solid, describe the motion of particles in a solid, describe the movement of particles in a solid, describe the arrangement of solid particles, describe the spacing of particles in a solid, 7. describe the particles in a solid
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describe the particles in a solid
describe the motion of particles in a solid
describe the movement of particles in a solid
describe the arrangement of solid particles
describe the spacing of particles in a solid
7. describe the particles in a solid
describe the particles in a solid, describe the motion of particles in a solid, describe the movement of particles in a solid, describe the arrangement of solid particles, describe the spacing of particles in a solid, 7. describe the particles in a solid