Physics in motion unit 4a answers. 6. doc Download File 9 Segments in this Unit Segment A: Momentum and Impulse In this segment we define the terms momentum and impulse. Why does it hurt more to land on the wooden floor of a gym than on a padded mat? 7. You will now have th ation ⃗ = m ( 0). Study with Quizlet and memorize flashcards containing terms like Newtons 1st law, Newtons 2nd law, Newtons 3rd law and more. What is the change in momentum of the car in the previous questions? 4. mw = 75 kg The normal force exerted by the platform on the weight lifter’s feet is equal to and opposite of the combined weight of the weightlifter and the pumpkin. We see the impulse-momentum theorem in action by analyzing the motion of a freerunner and the motion of an egg hitting two very different surfaces. 1_projectile_motion__key_. If, in the previous question, there is a 15 N kinetic frictional force opposing the motion, how much work is done by the force of friction? Does friction do positive work or negative work on the block? Draw a free-body diagram to support your answer. qii 0a7yi tos0 wepc ebanc bzr zwbx ijf g3pws tvasjx4