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 element is used in nuclear fission to produce energy
uranium-235 and plutonium-239
they are called nuclear
fuels, the most common ones are uranium-235 and plutonium-239
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