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Conservation Laws and Coulomb's Law: Essential Features and Meaning for Ringo, Quizzes of Physics

Conservation laws, specifically focusing on energy, momentum, and angular momentum, as well as coulomb's law, which describes the electric force between two charges. Ringo, a character in the text, expresses his confusion and concerns about fields and how they can carry force. Essentially, this document covers the fundamental concepts of conservation laws and coulomb's law, addressing common misconceptions and doubts.

Typology: Quizzes

Pre 2010

Uploaded on 08/18/2009

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Name four conservation laws.
1. conservation of energy conservation of matter conservation of momentum conservation
of
2. Conservation of energy, matter or mass, momentum, and angular momentum.
3. Conservation of Energy, Conservation of Momentum, Conservation of charges.
4. Conservation of Total Energy Conservation of Momentum Conservation of Mass
Conservation of Angular Momentum
5. that of energy, momentum, charge, and mass.
6. Converation of Total Energy, Conservation of Charge, Conservation of Momentum,
Conservation of Mechanical Energy.
7. Conservation of Linear Momentum Conservation of Energy Conservation of Electric
Charge Conservation of Angular Momentum
8. Conservation of energy Conservation of momentum Conservation of Angular
momentum Conservation of mechanical energy
9. Four conservation laws are conservation of energy, conservation of momentum,
conservation of angular momentum, and conservation of conservation of thermal
energy.
10. Conservation of energy, conservation of momentum, ?? was this in the reading?
11. conservation of total energy conservation of momentum conservation of angular
momentum conservation of mechanical energy
12. conversation of energy, momentum, angular momentum, and charge.
Describe in words the essential features of Coulomb's Law.
1. Coulombs law is like gravity,but charges can either repell or atract. The force of two
charges decreases with the square of the distance.
2. Coulomb's Law explains how a force is exerted on one electric charge to another. It
describes that the electric force between two point charges is directly proportional to the
product of the charges and is indirectly proportional to the square of the distance
between them.
3. Electirc force must decrease with the square of the distance, very much like Newton's
Law of Gravity.
4. Coulomb's Law says that the as the distance between two objects increases their
electrical force will decrease. It's very similar in appearance to Newton's Law of Gravity.
5. Similiar to Newton's law of gravity, Coulombs Law states that the electrical force
decreases with the with the square of the distance.
6. Basically, as the radius increases, the force of the charge decreases exponentially. This
means that two charged objects that are one meter apart exert a much greater force on
each other than two objects that are ten meters apart.
7. Coulombs law is similar to Newtons law dealing with gravity. He talks about electric
force and how it decreases with the square of the distance.
8. It is a law for electrostatic forces. We are able to determine the focre between two
charges by factoring in a constant and the distances between the center of two charges.
9. Coulomb concluded that electric force is proportionate to distance. As the distance
increases, the charge decreases. In order for this hypothesis to work, the charges must
be stationary.
10. Coulomb's Law says that electric force decreases proportionaly with distance.
11. An electric force will decrease with the square of the distance. It's a lot like gravity.
12. the power of an electric force decreases with the square of its distance (like
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Name four conservation laws.

  1. conservation of energy conservation of matter conservation of momentum conservation of
  2. Conservation of energy, matter or mass, momentum, and angular momentum.
  3. Conservation of Energy, Conservation of Momentum, Conservation of charges.
  4. Conservation of Total Energy Conservation of Momentum Conservation of Mass Conservation of Angular Momentum
  5. that of energy, momentum, charge, and mass.
  6. Converation of Total Energy, Conservation of Charge, Conservation of Momentum, Conservation of Mechanical Energy.
  7. Conservation of Linear Momentum Conservation of Energy Conservation of Electric Charge Conservation of Angular Momentum
  8. Conservation of energy Conservation of momentum Conservation of Angular momentum Conservation of mechanical energy
  9. Four conservation laws are conservation of energy, conservation of momentum, conservation of angular momentum, and conservation of conservation of thermal energy.
  10. Conservation of energy, conservation of momentum, ?? was this in the reading?
  11. conservation of total energy conservation of momentum conservation of angular momentum conservation of mechanical energy
  12. conversation of energy, momentum, angular momentum, and charge. Describe in words the essential features of Coulomb's Law.
  13. Coulombs law is like gravity,but charges can either repell or atract. The force of two charges decreases with the square of the distance.
  14. Coulomb's Law explains how a force is exerted on one electric charge to another. It describes that the electric force between two point charges is directly proportional to the product of the charges and is indirectly proportional to the square of the distance between them.
  15. Electirc force must decrease with the square of the distance, very much like Newton's Law of Gravity.
  16. Coulomb's Law says that the as the distance between two objects increases their electrical force will decrease. It's very similar in appearance to Newton's Law of Gravity.
  17. Similiar to Newton's law of gravity, Coulombs Law states that the electrical force decreases with the with the square of the distance.
  18. Basically, as the radius increases, the force of the charge decreases exponentially. This means that two charged objects that are one meter apart exert a much greater force on each other than two objects that are ten meters apart.
  19. Coulombs law is similar to Newtons law dealing with gravity. He talks about electric force and how it decreases with the square of the distance.
  20. It is a law for electrostatic forces. We are able to determine the focre between two charges by factoring in a constant and the distances between the center of two charges.
  21. Coulomb concluded that electric force is proportionate to distance. As the distance increases, the charge decreases. In order for this hypothesis to work, the charges must be stationary.
  22. Coulomb's Law says that electric force decreases proportionaly with distance.
  23. An electric force will decrease with the square of the distance. It's a lot like gravity.
  24. the power of an electric force decreases with the square of its distance (like

graviational) Ringo is pretty bothered by the idea of "fields". Lucy reassures him that quantum theory has something to say about fields - in fact in Unit IV we will also say something more about fields. What about fields bothers Ringo? Does it bother you too?

  1. Ringo was bothered, because he felt that fields should be made out of something. He did not like that he could not see or touch a field. This also bothers me, it is much easier to understand something when you can interact with it. Like with momentum we had the carts slide and hit each other. That was easy to see, but field cannot be interacted with on the same level as physical things.
  2. I really do not understand this question. I do not know who Ringo is, nor why he is bothered by the idea of "fields". Did i miss something? Maybe you could tell me where I could find the answer...Sorry!
  3. Ringo doesnt see how an electric field that "fills space" can carry a force. Personally, it doesnt really bother me much.
  4. Ringo is bothered by the fact that he cannot see or feel these fields that are such a huge part of our universe. It doesn't really bother me because now that I know about their existence I understand that they do what they have to do and I don't really have much of an impact on how they work.
  5. He is confused by the idea that some idea that fills space can carry anything. This is somewhat confusing to me, I mean, it is difficult to conceptualize that something non- concrete canhold an object.
  6. To be completely honest, I can't figure out what Ringo's problem is. But I think it has something to do with "carrying force", which doesn't bother me. By picking up a ball I am giving it energy, it's the same idea. A charged particle is just a ball suspended in air that's ready to drop in all directions.
  7. Ringo is bothered by the fact that fields aren't anything except charges and that it doens't follow classical physics. It doesn't really bother me because something else will explain it better later on.
  8. The thing that bothers ringo is that a feild is some idea not a thing that fills space yet it has a force. It doesnt bother me, it facinates me. I think that it is cool that an invisible something can be so important to our understanding of the universe.
  9. Ringo is bothered by the fact that objects exert a force on each other even if they are not touching. He cannot understand how a force can travel through space to affect another object. After consideration, this bothers me too. In the case of the earth and moon, it is hard to comprehend how gravitational force travels thousands of miles to exert forces on each other. I understand the concept of force fields but my initial thoughts were ones of speculation like Ringo.
  10. Ringo doesn't understand how electric fields could carry this concept that has not been defined, but rather described. To be honest, I never really thought about what a charge really is, my understanding of it was really nothing more than a description. While it does bother me that I can't really say what a charge is, I feel like I understand how it works, so in a way, I do know what charge is.
  11. Ringo doesn't get what a charge and a field really are. How can a charge "carry" something. It doesn't bother me though, because I'm sure it'll make sense after the next class or so.
  12. Ringo is bothered that something which is only really an idea can actually affect charges. No, this does not really bother me, because this is essentially the same as a graviational field which I already have experience with.