Simple conceptual reference frame question

In summary, the bed moves at an acceleration A when the train decelerates at a rate -A, due to the difference in frames of reference.
  • #1
Rubberduck2005
16
1
Homework Statement
If a train is moving at some constant V with a bed sitting still on top. When the train decelerates at some rate -A then the bed will move at some acceleration A. I can't seem to get an intuition for how this comes to be. I have looked online and find no help.
Relevant Equations
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If a train is moving at some constant V with a bed sitting still on top. When the train decelerates at some rate -A then the bed will move at some acceleration A. I can't seem to get an intuition for how this comes to be. I have looked online and find no help.
 
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  • #2
Seems pretty straightforward.

If you're sitting on top of the train, what do you see the (wheeled) bed do ?
 
  • #3
Rubberduck2005 said:
If a train is moving at some constant V with a bed sitting still on top. When the train decelerates at some rate -A then the bed will move at some acceleration A.
One assumes that you are learning about "frames of reference".

When you say that the train is decelerating, you should further qualify that statement. What is that deceleration relative to? Probably you mean that the deceleration is relative to an inertial frame in which the track is at rest.

When you say that the bed is accelerating, you should further qualify that statement. What is that acceleration relative to? Probably you mean that the deceleration is relative to an accelerating frame of reference in which the train is at rest.

The bed seems to be accelerating because the coordinate system you are measuring its acceleration against is itself accelerating.
 

FAQ: Simple conceptual reference frame question

1. What is a conceptual reference frame?

A conceptual reference frame is a set of ideas or concepts used to organize and interpret information. It provides a framework for understanding and analyzing complex phenomena.

2. How is a conceptual reference frame different from a physical reference frame?

A physical reference frame is based on measurable physical properties, such as distance and time, while a conceptual reference frame is based on abstract ideas and concepts.

3. How is a conceptual reference frame used in scientific research?

In scientific research, a conceptual reference frame is used to guide the design and interpretation of experiments. It helps researchers to organize and make sense of their data and to formulate hypotheses and theories.

4. Can a conceptual reference frame change over time?

Yes, a conceptual reference frame can change over time as new information and evidence is discovered. As scientific knowledge advances, our understanding of concepts and their relationships may evolve.

5. What are some examples of conceptual reference frames in science?

Some examples of conceptual reference frames in science include the atomic model in chemistry, the theory of evolution in biology, and the theory of relativity in physics. These frameworks provide a basis for understanding and explaining complex phenomena in their respective fields.

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