Find the reaction Action: A boulder falls

The earth falls into the boulder

Chapter 6: Newton's Third Law Of Motion- Action And Reaction

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| By Jmurillo1994

Jmurillo1994

Community Contributor

Quizzes Created: 1 | Total Attempts: 131

Questions: 6 | Attempts: 131 | Updated: Mar 21, 2023

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1.

Hom much force does a punch exert on a wall compared to a wall on the hand?
- A.
  
  Less force
- B.
  
  More force
- C.
  
  Equal
Correct Answer
C. Equal

Explanation
According to the third law of motion, the forces are always equal.

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2.

Hom much force does a hammer exert on a nail compared to a nail on a hammer?
- A.
  
  Equal
- B.
  
  More force
- C.
  
  Less force
Correct Answer
A. Equal

Explanation
According to the third law of motion, the forces are always equal.

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3.

Hom much force does a boulder exert on the earth compared to the earth on the boulder?
- A.
  
  Equal
- B.
  
  More force
- C.
  
  Less force
Correct Answer
A. Equal

Explanation
According to the third law of motion, the forces are always equal.

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4.

Find the reaction Action: You walk on a floor
- A.
  
  No reaction
- B.
  
  The floor pushes you
- C.
  
  You push the floor
Correct Answer
B. The floor pushes you

Explanation
To find the reaction, just change the order. So if you put force on the floor, the floor puts force on you.

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1
5.

Find the reaction Action: A boulder falls
- A.
  
  No reaction
- B.
  
  Friction slows the boulder
- C.
  
  Gravity pulls the boulder.
- D.
  
  The earth falls into the boulder
Correct Answer
D. The earth falls into the boulder

Explanation
To find the reaction, just change the order. What is making the boulder fall? Gravity of the earth. So you can say that if the Earth puts force on the boulder, the boulder puts force on the earth

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6.

When you jump, you push the world down. Why can't you feel it?

Chapter 6: Newton's Third Law Of Motion- Action And Reaction

Hom much force does a punch exert on a wall compared to a wall on the hand?

Hom much force does a hammer exert on a nail compared to a nail on a hammer?

Hom much force does a boulder exert on the earth compared to the earth on the boulder?

Find the reaction Action: You walk on a floor

Find the reaction Action: A boulder falls

When you jump, you push the world down. Why can't you feel it?