Ruthford’s theory was identified by

Ruthford's theory was identified using a beam of particles and detecting the scattering of the particles after they hit gold foil.

Explanation:

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what statement best describes the difference between the sympathetic and parasympathetic nervous systems?

the sympathetic nervous system prepares the body for intense physical activity and is often referred to as the fight-or-flight response. the parasympathetic nervous system has almost the exact opposite effect and relaxes the body and inhibits or slows many high energy functions.