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?
why is it easier to stop a lightly loaded truck than a heavier one that has equal speed?
a) the heavy loaded one has greater mass b) the heavy loaded one has greater kinetic energy c) the heavy loaded one has greater momentum d) none of the abov
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