Rahul gautam @rahul-gautam Active 5 years, 2 months ago Points Scored: 62 ActivityProfileQuestionsAnswerFriends 2DWQA Why do we need the quantity Momentum, when we have the quantities like Force and Energy? Isn't it possible to substitute the usage of Momentum with equivalent of Force and Energy? Answered Rahul gautam asked 5 years ago • Classical Mechanics 965 views 2 answers 0 votes