It is easier to push an empty shopping cart than a full one because the filled cart has more mass than the empty one. This can be expressed by ______?
خالی شاپنگ کارٹ کو بھری ہوئی ٹوکری کے مقابلے میں دھکیلنا آسان ہے کیونکہ بھری ہوئی ٹوکری میں خالی سے زیادہ مقدار ہوتی ہے۔ اس کا اظہار ______ سے کیا جا سکتا ہے؟
Answer: F ∝ m
Explanation
This is a statement of Newton's second law of motion, which states that the force (F) required to accelerate an object is proportional to its mass (m).
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