what do you think you know about physics, physics is the study of matter under the effect of energy, but does this includes solid states bodies, atoms at ground states, object at microscopic size or object moving faster than light? these and more is what prompt me to ask again what is physics?
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what happens to a nucleus when it emits an beta particle?
when a nucleus emits a beta particle it atomic number increase by one
while the atomic mass remain unchanged
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