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

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As a car speeds by me on the highway like a bat out of hell, what are some ways to ballpark how fast that car is going?

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Is there any data -perhaps by country- on how much food or money is wasted by kids being incredibly picky and taking a bite out of something and not finishing it?

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If I want to cool a room temperature can of soda by pouring it into a glass containing a few ice cubes, will there be any difference in lowest temperature depending on how quickly I pour the soda into the glass?

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If I have a few neodymium magnets and $20, what are some of the coolest potential things I could do?

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If I find a lone ant scouting in a room, and I want fewer ants in the future, am I better off killing it or letting it finish scouting (assuming it finds nothing worth "reporting")?

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Hot air rises. It's colder at high altitudes. What is the reason for this discrepancy?

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Have there been any scientific discoveries made and used for incredibly mundane purposes that later turned out to be far more important or useful than originally expected?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
As a car speeds by me on the highway like a bat out of hell, what are some ways to ballpark how fast that car is going?	2
Is there any data -perhaps by country- on how much food or money is wasted by kids being incredibly picky and taking a bite out of something and not finishing it?	1
If I want to cool a room temperature can of soda by pouring it into a glass containing a few ice cubes, will there be any difference in lowest temperature depending on how quickly I pour the soda into the glass?	1
If I have a few neodymium magnets and $20, what are some of the coolest potential things I could do?	1
If I find a lone ant scouting in a room, and I want fewer ants in the future, am I better off killing it or letting it finish scouting (assuming it finds nothing worth "reporting")?	1
Hot air rises. It's colder at high altitudes. What is the reason for this discrepancy?	1
Have there been any scientific discoveries made and used for incredibly mundane purposes that later turned out to be far more important or useful than originally expected?	1