Newton's Three Laws: 1st and 3rd

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In summary, Newton's Three Laws of Motion are a set of principles that describe the behavior of objects in motion, first published by Sir Isaac Newton in 1687. The First Law of Motion states that an object will remain at rest or in uniform motion unless acted upon by an external force. The Third Law of Motion states that for every action, there is an equal and opposite reaction. These laws have many practical applications in everyday life, such as explaining why objects at rest tend to stay at rest and why we feel a force when pushing against a wall. They are also important for understanding and predicting the motion of objects in various situations, and have played a crucial role in the development of technologies.
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whitehorsey
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1. Which of these are possible wording of Newton's Three Laws? Pick which ones are correct.

Objects always fall.
An object in motion always stays in motion unless acted upon by a force.
When two objects interact, they experience equal and opposite forces.
What goes up, must come down.
An object in motion only stays in motion if acted on by a force.


3. I think it would be just these:
An object in motion always stays in motion unless acted upon by a force. (1st)
When two objects interact, they experience equal and opposite forces. (3rd)
 
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  • #2
looks right to me
 
  • #3
Thanks!
 

FAQ: Newton's Three Laws: 1st and 3rd

What are Newton's Three Laws of Motion?

Newton's Three Laws of Motion are a set of principles that describe the behavior of objects in motion. They were first published by Sir Isaac Newton in his book "Philosophiæ Naturalis Principia Mathematica" in 1687.

What is the First Law of Motion?

The First Law of Motion, also known as the Law of Inertia, states that an object will remain at rest or in uniform motion in a straight line unless acted upon by an external force. In other words, an object will not change its state of motion unless a force is applied to it.

What is the Third Law of Motion?

The Third Law of Motion, also known as the Law of Action and Reaction, states that for every action, there is an equal and opposite reaction. This means that when one object exerts a force on another object, the second object will exert an equal and opposite force back on the first object.

How do Newton's Laws apply to everyday life?

Newton's Laws of Motion are applicable to many aspects of everyday life. For example, the First Law explains why objects at rest tend to stay at rest, unless acted upon by an external force. The Second Law explains how force, mass, and acceleration are related, which is important in activities like driving a car or throwing a ball. The Third Law explains why we feel a force when we push against a wall, as the wall exerts an equal and opposite force back on us.

Why are Newton's Laws important?

Newton's Laws are important because they provide a fundamental understanding of how objects behave in motion. They are the foundation of classical mechanics and are used to explain and predict the motion of objects in a variety of situations, from simple daily activities to complex astronomical events. They are also essential for the development of technologies such as airplanes, cars, and satellites.

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