2.2 Newton's laws and 2.4 Momentum

IB Physics: 2.2 Newton's laws and 2.4 Momentum

Apart from the subject of law itself, physics is probably the subject with the most laws. Laws are used to make strong predictions and solve problems. It is always good to quote a law when answering a question as it gives the answer validity.When asked "What is the resultant force on a helicopter as it moves with constant velocity from A to B?", you could answer "I think the resultant force is zero." This is not a strong...


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