A condition in which brain impulses are disturbed and that causes symptoms ranging from loss of consciousness to violent seizures is

metamorphism is the change of minerals or geologic texture (distinct arrangement of minerals) in pre-existing rocks (protoliths), without the protolith melting into liquid magma (a solid-state change). the change occurs primarily due to heat, pressure, and the introduction of chemically active fluids. i hoped i !

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explanation:

sound moves fastest in solids because the molecules are tightly packed and it allows sound to vibrate