/u/Bausse's posts in /r/askscience

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Breaking a bar magnet in half creates two new bar magnets with a north and south pole. How many times can a bar magnet be broken in half until the poles of the new parts are no longer discernible?

2167 upvotes

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Why do fluorescent bulbs take time to achieve full luminosity?

5 upvotes

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If an object were to theoretically fall through the Earth and make it past the center, would it oscillate back and forth where the central point of gravitational attraction is located? Or would it just kind of "snap" there?

3 upvotes

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Why can particles such as muons pass seamlessly through matter, such as humans?

2 upvotes

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Why is 1 raised to the infinity power an indeterminate number and not simply 1?

1 upvotes

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If the big bang infers expansion around a single point (point of dense, hot particle soup), how is there no center to the universe?

1 upvotes

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About Time and the Occurrence of Physical Phenomena.

1 upvotes

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How close are we to creating a perfect mirror? What are the limiting factors?

1 upvotes

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How do we know a system is entangled if any outside interaction breaks the entanglement through decoherence?

1 upvotes

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What does it mean if a substance is sticky? Is the electromagnetic force solely at play, or are there molecule to molecule interactions creating the sticky feeling?

0 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Breaking a bar magnet in half creates two new bar magnets with a north and south pole. How many times can a bar magnet be broken in half until the poles of the new parts are no longer discernible?	2167
Why do fluorescent bulbs take time to achieve full luminosity?	5
If an object were to theoretically fall through the Earth and make it past the center, would it oscillate back and forth where the central point of gravitational attraction is located? Or would it just kind of "snap" there?	3
Why can particles such as muons pass seamlessly through matter, such as humans?	2
Why is 1 raised to the infinity power an indeterminate number and not simply 1?	1
If the big bang infers expansion around a single point (point of dense, hot particle soup), how is there no center to the universe?	1
About Time and the Occurrence of Physical Phenomena.	1
How close are we to creating a perfect mirror? What are the limiting factors?	1
How do we know a system is entangled if any outside interaction breaks the entanglement through decoherence?	1
What does it mean if a substance is sticky? Is the electromagnetic force solely at play, or are there molecule to molecule interactions creating the sticky feeling?	0