Do we need to have two objects two have momentum?

  • Thread starter suwarna07
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In summary, Momentum is the same as inertia, which is an object's tendency to maintain its current motion or resistance to changing that motion. It is a quantitative value calculated by multiplying an object's mass and velocity, while inertia is a more qualitative concept often equated with mass. It is important to have a strong understanding of the precise definitions of these terms in order to use them effectively in problem-solving.
  • #1
suwarna07
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Do we need to have two objects two have mometum?
I am just confused. Hope someone helps
 
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  • #2


No. Any and every object has momentum.

Momentum is basically them same as inertia: on objects tendency to maintain its current motion (or its resistance to changing that motion).

Are there any more specific questions or point-of-confusion that you have?
 
  • #3


zhermes said:
No. Any and every object has momentum.

Momentum is basically them same as inertia: on objects tendency to maintain its current motion (or its resistance to changing that motion).

Are there any more specific questions or point-of-confusion that you have?


tx a lot got it, was just confused with the term.
Now 1 more question can we figure out an objects momentum and its inertia?
 
  • #4


The two are synonyms, however momentum also means a quantitative value which is the objects mass times its velocity.

p = mv

Inertia is more qualitative, though it is sometimes just equated with mass.
 
  • #5


I advise you to NOT mix your non scientific intuition about ideas like "momentum", "inertia" and later "Work" - they have precise mathematical a physical definition which you need to know WELL in order to use these ideas to solving problems.
 

1. What is momentum?

Momentum is a measure of an object's motion and is defined as the product of its mass and velocity. It is a vector quantity, meaning it has both magnitude and direction.

2. How is momentum related to two objects?

Momentum is related to two objects in a collision or interaction. When two objects collide, they transfer momentum to each other, resulting in changes in their velocities.

3. Do two objects always have the same momentum?

No, two objects do not always have the same momentum. The momentum of an object depends on its mass and velocity. So, two objects with different masses or velocities will have different momentums.

4. Can one object have momentum without another object?

Yes, an object can have momentum even without another object present. For example, a moving object has momentum even if it is not interacting with another object.

5. Why is momentum an important concept in physics?

Momentum is an important concept in physics because it is conserved in a closed system, meaning the total momentum of the system remains constant. This principle is crucial in understanding and predicting the behavior of objects in collisions and interactions.

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