All Questions
5
questions
2
votes
2
answers
430
views
Is all change movement? [closed]
Is there a change in the universe that cannot be reduced to movement? One counter-example should be enough. :)
Heat is a type of change that was once thought to be qualitative, but is now realized to ...
- 137
0
votes
2
answers
133
views
How do we know if a particle is moving or not? [duplicate]
if there is only one particle in the universe, how do we know if it is moving or not?
We don't have any other object to track the distance between the two, then is it possible to determine the ...
- 103
0
votes
4
answers
239
views
Motion and the Universe
In physics class today, I learned that motion is relative, and to determine if an object is moving or not, you need to have a stationary reference point.
Well, that got me thinking:
How can you ...
1
vote
3
answers
191
views
If there was but one object in the universe, can it be accelerating or not accelerating?
If there is only a single (material) object in the universe does it still make sense to speak of it as accelerating or not accelerating?
I believe it might be an equivalent question to ask whether it ...
user220934
3
votes
5
answers
6k
views
Are all objects in motion?
It seems like everything in the universe is in motion, at least relative to some other object. That leads me to believe that all objects are in motion. But how do we measure motion when we are ...
- 384