In this article, we'll find out how the Newton's third law.
Classical mechanics had as its creator the talented physicist and mathematician Isaac Newton. His experiences were decisive.
His studies revealed how the trajectory and dynamics of the movement of bodies here on earth and other laws of physics still unknown at the time work.
Index
Isaac Newton created three laws of physics called the Law of. Inertia, Fundamental Principle of Dynamics and the Law of Action and Reaction.
Newton's laws are able to predict the trajectory. from an asteroid in space and even the rise of the tides.
It was one of the most important studies that he explained. through mathematics, phenomena of nature.
To understand the Newton's third law, we need to explain some concepts before:
According to Isaac Newton the tides are attracted by su e. by the moon. This power of attraction happens because the earth is a very body. extensive.
And the gravity field that the sun and moon produce does not. it is uniform everywhere on the planet. Because some bodies are farther away. and others closer to the sun and moon.
This gravitational force acts on the earth with. different intensities. The body of water closer to the two stars suffer. more acceleration and intensity than those further away. It is. movement is called a tide.
The change in motion of bodies is called the force or vector quantity, which was later named just as N (from Newton).
This law demonstrates that at least there is a force. acting, some body suffers, a force not null, it remains at rest or moves. at constant speed in a straight line.
A good example of this is the driver driving yours. car. When he steps on the gas. He feels the sensation of compression, like. if he was being pulled back.
That is, the inertia your body must remain on. stationary or at constant speed with the movement of the vehicle.
And the greater the mass, the inertia will be greater. AND. to move a body, it takes more strength.
Also known as the law of superposition of forces, this law shows that the acceleration that is produced on a body is proportional. the force applied to it is inversely proportional to its mass.
The force applied to the body will produce an acceleration. of the same direction and direction as the resultant force which is inversely proportional. the mass where the force is being applied.
Newton also presented another physical quantity in. reason for this 2nd law: the impulse.
The resulting force applied over a given time (um. interval), will produce a change in your movement amount that is equal. to the impulse that this body produces.
THE Newton's third law says the force arises. in pairs.
When we exert force on a body, it is received from it. body the same strength, intensity and in the same direction but in the opposite direction.
THE Newton's third law makes us understand that. for the emergence of a force, it is necessary that two bodies interact resulting. in action and reaction forces.
It is demonstrably impossible for the same body to produce. action and reaction force at the same time.
THE Newton's third law also shows that if. we exert a downward force, we will receive an upward reaction force.
Let's say you're on skates and pushing one. shopping cart full. The tendency is for you to be pushed back by the. low intensity of friction between the skate wheels and the ground.
Another example of Newton's third law é. when someone gets a jackpot in the face. The action exercised would be the force of the ball. on the subject's face and the reaction of the face on the ball.
Even being involuntary, these actions will be of the same value and intensity, but in opposite directions.
THE Newton's third law explains that when the fuel burns. rocket, a great deal of energy is released. This action makes a huge force against the. ground, which causes the rocket to be propelled upward.
When leaving a body on a surface, the surface. responds to this permanence of the body with a vertical force upwards with o. purpose of supporting the weight of this body.
Normal force is not considered a force response. Weight. THE Newton's third law shows that it takes two bodies to have. the movement of action and reaction. While in a body only weight e. normal force.
THE Newton's third law acts when a player. player gets a jackpot to the head. It changes the ball's trajectory, exerting a force on it.
And the ball also pushes the player's head, as he feels the impact of the ball. Another example of Newton's third law it is. in action when we sit in a chair.
When we sit, a force is exerted on us and a. chair also exerts such force that we do not cross the chair and fall. in floor. For the chair holds us.
THE Newton's third law shows us that ours. planet exerts attraction on all bodies that remain on its surface (or. next to it). These bodies draw the earth to themselves with intensity. more identical in opposite directions.
With forces applied to different bodies, yours. reactions will also cause different effects. We draw the land to us, but. we fall when we stumble and in this, it is not the earth that meets us.
At Newton's third law, reaction force or normal support reaction is one of the most important. It is the force exerted when one body is supported by another. In the case of the chair, there is a weight force that pulls us to the floor.
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