5. A small rock (m-3 kg) and a car (m-1000 kg) stay still on flat ground.a. Draw a force diagram for each object.b. Which object has the bigger normal force from the ground? (Hint: think about your answer from # 3)

SOlution: given that mass of rock m= 3 kg mass of car M = 1000 kg

5. A small rock (m-3 kg) and a car (m-1000 kg) stay still on flat ground. Draw a force diagram for each object. a. b. Which object has the bigger normal force from the ground? (Hint: think about your answer from #3)

5. A small rock (m-3 kg) and a car (m-1000 kg) stay still on flat ground. Draw a force diagram for each object. a. b. Which object has the bigger normal force from the ground? (Hint: think about your answer from #3)

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter6: Motion In Two Dimensions

Section: Chapter Questions

Problem 97A

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Concept explainers

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”

Question

5. A small rock (m-3 kg) and a car (m-1000 kg) stay still on flat ground.
a. Draw a force diagram for each object.
b. Which object has the bigger normal force from the ground? (Hint: think about your answer from # 3)

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