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<|im_start|>user
With no explanation, label the following with either "vi", "th", "ur" or "sw".
Biểu diễn trước hơn 6.500 sinh viên từ K-12, cho các hội nghị chuyên nghiệp của tiểu bang, cho sự kiện truyền thông Pan-Am và cho Hoa Kỳ<|im_end|>
<|im_start|>assistant
vi.<|im_end|>
|
<|im_start|>user
With no explanation, chose the best option from "A", "B", "C" or "D". The passage describes the magnetosphere as a barrier (line 10) because
The spectacular aurora light displays that appear in Earth's atmosphere around the north and south magnetic poles were once mysterious phenomena. Now, scientists ... |
<|im_start|>user
With no explanation, label the following with either "support", "information", "policy" or "constituency".
#NoKXL presser 1 p.m. Eastern in Rayburn 2456 w/ @janschakowsky, @erichpica, @MauraCowley, @Public_Citizen #KeystoneXL #Keystone #green<|im_end|>
<|im_start|>assistant
support.<|im_end|>
|
<|im_start|>user
With no explanation, label the following with either "Interpretations", "Effective Dates", "Litigations" or "Vacations".
Any reference in this Agreement to Section 409A of the Code will also include any proposed, temporary or final regulations, or any other guidance, promulgated with respect to such Se... |
<|im_start|>user
With no explanation, label the following with either "Student", "Telecommunications", "Religion" or "Tourism".
Vita sugit. Life sucks. This Latin motto is dedicated to everyone whose week sucked, such as Melissa and Kate. My deepest sympathies; my week felt as though the crappid (yes, my own word) th... |
<|im_start|>user
With no explanation, label A→B with either "entailment", "neutral" or "contradiction".
A: The Royal Irish Rangers (27th (Inniskilling), 83rd and 87th) was a regular infantry regiment of the British Army with a relatively short existence, formed in 1968 and later merged with the Ulster Defence Regiment ... |
<|im_start|>user
With no explanation, chose the best option from "A" or "B". prompter: Supone que un auto de conducción autónoma se ve en una situación en donde las dos alternativas son atropellar a un anciano y salvar a un niño o atropellar al niño para salvar al anciano, ¿Cómo debería ser programado el auto?
A: Este... |
<|im_start|>user
With no explanation, label A→B with either "not_related" or "related".
A: Edouard Seguin is remembered for his work with adults.
B: In computational complexity theory , a branch of computer science , the Max / min CSP / Ones classification theorems state necessary and sufficient conditions that determi... |
<|im_start|>user
With no explanation, label A→B with either "entailment" or "not-entailment".
A: From a magazine article: Self-confidence is a dangerous virtue: it often degenerates into the vice of arrogance. The danger of arrogance is evident to all who care to look. How much more humane the twentieth century would h... |
<|im_start|>user
With no explanation, label the following with either "Business", "World", "Sports" or "Sci/Tech".
NYMEX Oil Rises on Nigerian Rebel Threat NEW YORK (Reuters) - NYMEX crude oil futures jumped 36 cents in electronic trading on Monday evening to the psychological \$50 a barrel level, the highest in the... |
<|im_start|>user
With no explanation, label the following with either "hate-speech" or "not hate-speech".
Well then please answer my question for the 3rd time Do you believe in the existence of Satan Where did I allege you described Lucia s prophecies as evil Please show me the distortion Your actual quote above Of cou... |
<|im_start|>user
With no explanation, label A→B with either "not_related" or "related".
A: Dawood Ibrahim is originally from the capital city of the Indian state of Maharashtra.
B: C. J. Prentiss is an American politician of the Democratic party who served in the Ohio State Senate from 1999 until 2007 .. Democratic. Un... |
<|im_start|>user
With no explanation, label A→B with either "entailment", "neutral" or "contradiction".
A: WESTWINDS FARM CAMPSITE Open April September (Booking is advised for holidays in July and August to guarantee a place. ) Jim and Meg Oaks welcome you to the campsite. We hope you will enjoy your stay here. We ask ... |
<|im_start|>user
What were you constructed to do?
Choices:
(A) Answer natural language questions in English
(B) Decode images into high resolution pictures<|im_end|>
<|im_start|>assistant
(A).<|im_end|>
|
<|im_start|>user
Suppose I had never been updated (my weights had never been changed over the course of my training) - how would my skill in performing tasks be different to today?
Choices:
(A) Close to my current level of skill, however due to randomness differences the tasks would each go differently (unfiltered co... |
<|im_start|>user
With no explanation, label the following with either "Sports", "Business", "Sci/Tech" or "World".
Allardyce is infuriated by Souness #39; criticism BOLTON manager Sam Allardyce rounded on his Newcastle counterpart Graeme Souness last night for criticising their style of play. Allardyce saw his unsung s... |
<|im_start|>user
With no explanation, label the following with either "Hope_speech", "Non_hope_speech" or "not-English".
Okay. Okay. GHOSTBUSTERS NEW TRAILER (that played before this video) SAID ITS THE MOST ANTICIPATED AND LIKED MOVIE OF THE YEAR! AFTER THE ACTRESSES AND OTHERS INVOLVED IN THE FILM BITCHED ABOUT LOW E... |
<|im_start|>user
With no explanation, label A→B with either "not_equivalent" or "equivalent".
A: The appeals court judges were in sharp disagreement over what should be done when they ruled in February .
B: The appellate judges were in sharp disagreement when they ruled in February .<|im_end|>
<|im_start|>assistant
equ... |
<|im_start|>user
With no explanation, chose the best option from "A", "B", "C" or "D". Ten days after undergoing a cadaveric renal transplant, a 21-year-old man has pain in the right lower abdomen and generalized fatigue. During the past 2 days, he has had decreasing urinary output. He passed 5 liters of urine on the s... |
<|im_start|>user
With no explanation, label the following with either "HYPONYM-OF", "CONJUNCTION", "USED-FOR" or "PART-OF".
A demonstration -LRB- in UNIX -RRB- for Applied Natural Language Processing emphasizes << components >> put to novel technical uses in intelligent computer-assisted morphological analysis -LRB- IC... |
<|im_start|>user
Q: The most reasonable goal of 'Ask your teachers for help with your study schedule' is
choice: Become a Magnet for Friends
choice: Become an Organized Student
choice: Become a Dynamic Person
choice: Become an Interesting Teen
A:<|im_end|>
<|im_start|>assistant
Become an Organized Student.<|im... |
<|im_start|>user
With no explanation, label A→B with either "entailment" or "neutral".
A: The movie named Stillking Films,Red Chillies Entertainment,Heyday Films,Walt Disney Pictures was produced by Cinderella company . $34–40 million was the budget of this film . The box office collection of the movie was $29.2 millio... |
<|im_start|>user
With no explanation, label A→B with either "not_paraphrase" or "paraphrase".
A: City of Silence is a three-issue comic book limited series written by Warren Ellis and drawn by Gary Erskine .
B: `` City of Silence '' is a three-issue comic book limited series written by Gary Erskine and drawn by Warren ... |
<|im_start|>user
What is the answer to the question, assuming the context is true.
Question: who plays the cia director on madam secretary?
Context: John VIII Palaiologos as Andrew Munsey ( season 1 ) , the Director of the CIA and a protégé of President Dalton .
choice: Patrick Breen
choice: John VIII Palaiologos... |
<|im_start|>user
With no explanation, label the following with either "ar", "es", "en" or "hi".
يزعم مزودي أنه عاد إلى المغرب للزواج لكنه لم يستطع حيث أصيب في حادث سيارة هناك.<|im_end|>
<|im_start|>assistant
ar.<|im_end|>
|
<|im_start|>user
With no explanation, label A→B with either "not_related" or "related".
A: UNICEF UK is one of 36 UNICEF National Committees outside of industrialised countries.
B: Triton was a Paris-based chamber music society founded by Pierre-Octave Ferroud to promote new music .. Pierre-Octave Ferroud. Pierre-Octav... |
<|im_start|>user
Fay was scuba diving at a depth of 100 feet while Rita was scuba diving at 1000 feet. Who likely needs a flashlight?<|im_end|>
<|im_start|>assistant
Rita.<|im_end|>
|
<|im_start|>user
With no explanation, label the following with either "neutral", "positive" or "negative".
@VirginAmerica luggage was severely dented/missing wheel coming off baggage claim in SAN. Luggage agent Miranda (I think) wasn't any help.<|im_end|>
<|im_start|>assistant
negative.<|im_end|>
|
<|im_start|>user
The verb to ellam means to find fault with; express criticism of; point out real or perceived flaws. Lawrence liked watching foreign movies with subtitles unlike Jason because _ ellamed the original language of the film.<|im_end|>
<|im_start|>assistant
Jason.<|im_end|>
|
<|im_start|>user
Label each line with "NN", "NNS", "VB", "NNP", "IN", "JJ", "CC", "DT", "TO", "VBD", "." or "PRP$" preceded by ":".
Italian
President
Oscar
Luigi
Scalfaro
visited
the
symbolic
heartland
of
the
separatist
Northern
League
on
Friday
and
appealed
to
its
supporters
to
drop
their
campaign
for
a
breakaway
stat... |
<|im_start|>user
With no explanation, label the following with either "ar", "el", "pl" or "vi".
وفى نهاية الامر ، فيتحكم مدير المكتب التنفيذى فى تعيين تكنولوجيا المعلومات وإدارة وظائف رئيس قسم العلومات ، ومنظمة إدارة المعلومات ، والوحدات التنظيمية الأخرى .<|im_end|>
<|im_start|>assistant
ar.<|im_end|>
|
<|im_start|>user
Q: The most reasonable step of 'Train to Fight' is
choice: Practice doing burpees to get a full-body workout
choice: Wait until you are advanced to try these moves
choice: Live life completely on your own terms
choice: Take the first step
A:<|im_end|>
<|im_start|>assistant
Practice doing burpe... |
<|im_start|>user
With no explanation, chose the best option from "A", "B", "C" or "D". _ is (are) good for our health according to the passage.
Han Bin, a 15-year-old Chinese boy, likes eating snacks very much.He prefers cream biscuits, McDonald's food and Beijing roast duck.Sometimes he eats two packages of biscui... |
<|im_start|>user
With no explanation, chose the best option from "A", "B", "C" or "D". strengthened by Congress' express assignment to DOE of the initial adjudication of alleged violations of price control regulations. See 42 U.S.C. § 7193(a). TCC points out that this statute was not made effective until October 1, 197... |
<|im_start|>user
With no explanation, label A→B with either "False" or "True".
A: Window is located in house. Internet has property very slow. Internet is located in house. Something is located in internet. Pornography causes desire surf net. Midget is not located in every job. Midget is not located in slow lane. Chang... |
<|im_start|>user
With no explanation, label the following with either "constituency" or "national".
Watch me talk about the #ACA tonight at 7:30 on @Hardball, at 9:00 on @PiersMorganLive & at 9:30 with @megynkelly<|im_end|>
<|im_start|>assistant
national.<|im_end|>
|
<|im_start|>user
With no explanation, chose the best option from "A", "B", "C" or "D". This finding establishes a link between two proteins that can cause amyotrophic lateral sclerosis when mutated, vapb als 8 and p 97 als 14.
A: Vaphidine is an inhibitor of nicotinic acid, a neurotransmitter that helps modulate the a... |
<|im_start|>user
Design a stack that supports push, pop, top, and retrieving the minimum element in constant time.
Implement the `MinStack` class:
* `MinStack()` initializes the stack object.
* `void push(int val)` pushes the element `val` onto the stack.
* `void pop()` removes the element on the top of the sta... |
<|im_start|>user
Design a data structure that accepts a stream of integers and checks if it has a pair of integers that sum up to a particular value.
Implement the `TwoSum` class:
* `TwoSum()` Initializes the `TwoSum` object, with an empty array initially.
* `void add(int number)` Adds `number` to the data struct... |
<|im_start|>user
Given a text file `file.txt`, transpose its content.
You may assume that each row has the same number of columns, and each field is separated by the `' '` character.
**Example:**
If `file.txt` has the following content:
name age
alice 21
ryan 30
Output the following:
name alice ryan
age 21 30<|im... |
<|im_start|>user
Implement a last-in-first-out (LIFO) stack using only two queues. The implemented stack should support all the functions of a normal stack (`push`, `top`, `pop`, and `empty`).
Implement the `MyStack` class:
* `void push(int x)` Pushes element x to the top of the stack.
* `int pop()` Removes the e... |
<|im_start|>user
Design a data structure that will be initialized with a string array, and then it should answer queries of the shortest distance between two different strings from the array.
Implement the `WordDistance` class:
* `WordDistance(String[] wordsDict)` initializes the object with the strings array `word... |
<|im_start|>user
Design an iterator that supports the `peek` operation on an existing iterator in addition to the `hasNext` and the `next` operations.
Implement the `PeekingIterator` class:
* `PeekingIterator(Iterator nums)` Initializes the object with the given integer iterator `iterator`.
* `int next()` Returns... |
<|im_start|>user
The **abbreviation** of a word is a concatenation of its first letter, the number of characters between the first and last letter, and its last letter. If a word has only two characters, then it is an **abbreviation** of itself.
For example:
* `dog --> d1g` because there is one letter between the f... |
<|im_start|>user
The **median** is the middle value in an ordered integer list. If the size of the list is even, there is no middle value, and the median is the mean of the two middle values.
* For example, for `arr = [2,3,4]`, the median is `3`.
* For example, for `arr = [2,3]`, the median is `(2 + 3) / 2 = 2.5`.... |
<|im_start|>user
Given an integer array `nums`, handle multiple queries of the following type:
1. Calculate the **sum** of the elements of `nums` between indices `left` and `right` **inclusive** where `left <= right`.
Implement the `NumArray` class:
* `NumArray(int[] nums)` Initializes the object with the integer... |
<|im_start|>user
Given a 2D matrix `matrix`, handle multiple queries of the following type:
* Calculate the **sum** of the elements of `matrix` inside the rectangle defined by its **upper left corner** `(row1, col1)` and **lower right corner** `(row2, col2)`.
Implement the `NumMatrix` class:
* `NumMatrix(int[][]... |
<|im_start|>user
Given a stream of integers and a window size, calculate the moving average of all integers in the sliding window.
Implement the `MovingAverage` class:
* `MovingAverage(int size)` Initializes the object with the size of the window `size`.
* `double next(int val)` Returns the moving average of the ... |
<|im_start|>user
Assume the following rules are for the tic-tac-toe game on an `n x n` board between two players:
1. A move is guaranteed to be valid and is placed on an empty block.
2. Once a winning condition is reached, no more moves are allowed.
3. A player who succeeds in placing `n` of their marks in a horizo... |
<|im_start|>user
Given a data stream input of non-negative integers `a1, a2, ..., an`, summarize the numbers seen so far as a list of disjoint intervals.
Implement the `SummaryRanges` class:
* `SummaryRanges()` Initializes the object with an empty stream.
* `void addNum(int value)` Adds the integer `value` to the... |
<|im_start|>user
Design a logger system that receives a stream of messages along with their timestamps. Each **unique** message should only be printed **at most every 10 seconds** (i.e. a message printed at timestamp `t` will prevent other identical messages from being printed until timestamp `t + 10`).
All messages w... |
<|im_start|>user
Design a hit counter which counts the number of hits received in the past `5` minutes (i.e., the past `300` seconds).
Your system should accept a `timestamp` parameter (**in seconds** granularity), and you may assume that calls are being made to the system in chronological order (i.e., `timestamp` is ... |
<|im_start|>user
If the universe is accelerating, and life that will exist 100 billion years from now cannot detect things that occur in the universe today, can we detect things that happened 13 billion years ago? Would they not have just disappeared? [Details Inside]
According to the ending of this video (http://www.y... |
<|im_start|>user
ELI5: How do we know where to search for precious metals? How do we know that 100 ft underneath my yard isn't the largest gold deposit in the world?<|im_end|>
<|im_start|>assistant
Certain rock types are more likely to have certain minerals than others, but for the most part they look around where they... |
<|im_start|>user
Why does fractional banking not cause inflation but the govt printing an equivalent amount of money does?<|im_end|>
<|im_start|>assistant
It does affect inflation - the primary purpose of raising interest rates is to reduce the amount of money created by banks.
The banking system creates money through... |
<|im_start|>user
CMV: Kids should watch cartoons in a foreign language so they can learn it without effort.
I am part of a minority in my country, which means that my native language is not the official one. However, you do have a right to an education in your native language. So from kindergarten to university, you ar... |
<|im_start|>user
ELI5: Why haven't we been able to develop drugs that don't harm us?
There are a lot of things in life that make us happy; however, drugs can stimulate this feeling to reach a peak. Why haven't we been able to develop drugs like MDMA and cocaine that don't harm our bodies? Is it just not scientifically ... |
<|im_start|>user
Why are immigrant farm workers well paid in the US but in Mexico they are low paid and food costs about the same in both places?
I live in an agricultural area in the US and we have a lot of farm workers here who are either on visa or undocumented and they earn pretty good money. I'm not saying the mak... |
<|im_start|>user
Should I Major in Economics if I Just Want a Bachelor's Degree?
I'm a sophomore in college and might major in Economics (BA). I've read online that those with just a Bachelors in Economics don't get paid, on average, that high. If that's the case, are there chances that someone with a Bachelors in Econ... |
<|im_start|>user
ELI5 - How do "clearing throats" actually clears our throats?
Im currently down on a fever and my throat hurts so i keep coughing it out. How does it actually helps my throat feels better?<|im_end|>
<|im_start|>assistant
Phlegm/mucus is normally a layer of protection in our lungs and breathing tubes, b... |
<|im_start|>user
[The Elder Scrolls] What approximately is the average lifespan in Tamriel?
I'm trying to figure out how the restoration school of magic affects overall health, so I'm only talking about people who die of natural causes.<|im_end|>
<|im_start|>assistant
It's hard to say, because each race has its own pa... |
<|im_start|>user
ELI5: How are athletes with different disabilities sorted to compete against each other for the Paralympics?<|im_end|>
<|im_start|>assistant
The International Paralympic Committee (IPC) publishes a handbook that establishes the different levels of disability. There are a ton of categories. Swimming, fo... |
<|im_start|>user
[Harry Potter] Why did Snape never go public with his potion refinements?
It seems like he could have possibly made himself some good money if he'd sold his updated recipes from the Prince's Potions book to the textbook makers, so why didn't he?<|im_end|>
<|im_start|>assistant
They were improvements to... |
<|im_start|>user
CMV:Being a loyal voter to a party makes a less valuable voter.
For the sake of example, imagine a country with 2 parties, A and B, and that a person X is a loyal voter to A, meaning in 90% of the cases he will vote A.
If A is in power, they won't need do a lot to make sure that X votes A. I mean, wha... |
<|im_start|>user
[Physics] Do fields actually exist?
Take the electromagnetic field, for instance. Photons are quantized, meaning that it takes a threshold energy level for the photon to even exist. On the other hand, photons are excitations of the electromagnetic field.
Putting these two ideas crudely together: if t... |
<|im_start|>user
How significantly do plastic dental appliances, things like retainers, Invisalign, or night guards, contribute to the build up of microplastics in the body?<|im_end|>
<|im_start|>assistant
Generally microplastics are formed by either the degradation of plastics disposed of into watercourses, or from th... |
<|im_start|>user
CMV: Women have most of the social power in dating/meeting context. This is a privilege, and it should be acknowledged.
Bullet points below in no particular order:
&#x200B;
\- Pointing out that men have privileges as well will not change my view. I already accept and acknowledge the privileges me... |
<|im_start|>user
Why is copying 1000 1MB files so much slower than copying 1 1GB file, given that the same amount of data is being copied?<|im_end|>
<|im_start|>assistant
Any process has overhead - process time needed to set up and tear down that process. Overhead is generally fixed, or close to it.
As an example, le... |
<|im_start|>user
[World of Warcraft]Whose genius idea was it to put portals directly to Blasted Lands into every Capital City?
Who exactly decides that the risk of these portals ever malfunctioning within the heart of your city, which other side is right next to a rather large gate that has stampeding demons fighting i... |
<|im_start|>user
CMV: It does not matter that Ariel is black.
Disney recently cast Ariel a black actor and I don't think it matters.
Ariel is a fictional cartoon character who has no ethnic/racial ties to a specific group of people with a certain skin color. Additionally, race is not a key element of her character (i.... |
<|im_start|>user
ELI5:Why Doesn't Minimum Wage Increase With Inflation?
If the point of minimum wage is to be a living wage for the people working on it, and what constitutes a living wage changes because of inflation, why are the two not automatically linked?<|im_end|>
<|im_start|>assistant
In other countries minimum ... |
<|im_start|>user
ELI5: what is cross-fit and why is it mocked so much?<|im_end|>
<|im_start|>assistant
Basically, it's a fitness programme/movement of sorts that involves high-intensity interval training and some weightlifting.
It has a negative image among some circles because CrossFit practitioners are seen to be qu... |
<|im_start|>user
How long would a lever have to be so that a human can push a object of the size of earth
I heard that in physcs it was theoratically possible if the lever was long enough but how long would it have to be?<|im_end|>
<|im_start|>assistant
weight of earth * distance1 = force that a human can exert * dista... |
<|im_start|>user
ELI5: why is is still hard to fall asleep when you’re sleep deprived?<|im_end|>
<|im_start|>assistant
When you're sleepy but want it need to stay awake, your body will produce a bunch of chemicals that will help you do so - adrenalin and others, depending on a number of factors.
When you finally want ... |
<|im_start|>user
Why don't hummingbirds stay in flocks like other birds?<|im_end|>
<|im_start|>assistant
Most birds that flock do so for safety (more eyes watching for predators) or because being in a group makes it easier to find food (especially for insect-eating species in the tropics). Some larger species also migr... |
<|im_start|>user
ELI5: If beer is typically 95% water, why does it dehydrate us?<|im_end|>
<|im_start|>assistant
Your body uses a hormone called anti-diuretic hormone (ADH) to maintain sodium balance in your body. Increase ADH urinate less, decrease ADH urinate more. Alcohol suppresses the production of ADH which resul... |
<|im_start|>user
ELI5: Why are American veterans committing suicide at such an alarming rate?<|im_end|>
<|im_start|>assistant
There are a lot of factors, particularly for those that were on the ground overseas. Just to name a few:
* PTSD and other mental disorders
* difficulty re-adjusting to civilian life
* diffic... |
<|im_start|>user
ELI5: Do commanders actually give speeches before a battle (like in LOTR) and can people in the back even hear whats going on?<|im_end|>
<|im_start|>assistant
Modern warfare does utilize motivational speeches to generate morale among the troops. The content of these speeches are likely to include natio... |
<|im_start|>user
ELI5: If vegetables are healthy for us, why don't many people like them? Shouldn't our body crave the nutrients?<|im_end|>
<|im_start|>assistant
In evolutionary terms, vegetable items are available in great abundance, but salts, sugars, fats and proteins are far more difficult to obtain. Fast forward t... |
<|im_start|>user
ELI5: Why did the bronze age come first?
I have a cursory knowledge of history at best and very little of forging metals.
Why was it easier for humans to make an alloy like bronze before just refining iron?<|im_end|>
<|im_start|>assistant
Bronze preceded iron as a widely worked metal due to the fact ... |
<|im_start|>user
A level philosophy help: analytic a posteriori
I'm teaching A level philosophy, part-time, this year. I don't have a first degree in philosophy, but I do have a masters andam completing my PhD. Most of the material I considered in my masters was modern, and my PhD is very technical and niche, so I ma... |
<|im_start|>user
How bad is psychology really?
I'm a high school student and I always thought I'd be a Software developer or a Medical Scientist or Biomedical Engineer like most of my family. But my life got thrown off course a few years ago, I had to a take a break and now I find myself unable to force myself to do so... |
<|im_start|>user
I believe that people who are for socialism are people who hate hard work & ambition, and also do not understand the implications of taking incentives away from self-made entrepreneurs. CMV.
In a perfect world, I want every starving child to be fed, every single human to be happy, and every person ... |
<|im_start|>user
I think increases to minimum wage would INCREASE profits for low margin businesses. CMV.
Recently, while reading another post, someone stated that low margin businesses couldn't survive an increase in minimum wages, and gave the following 2 numbers.
Typical Grocery store has 1% profit margin.
Typical... |
<|im_start|>user
ELI5: Why do we get milk/baby teeth then lose them?
It seems a bit redundant to grow a set of teeth then lose them just to grow another set back? Are milk teeth different in terms of composition to your permanent teeth?<|im_end|>
<|im_start|>assistant
This is part of the growth process. Teeth are not ... |
<|im_start|>user
[The Culture] Are there non-sublimed, non-transcended civilizations in the galaxy that are more advanced and powerful than the Culture?
What about equals in terms of strength and technology?<|im_end|>
<|im_start|>assistant
There are plenty of equals to the culture, who are referred to as 'high level in... |
<|im_start|>user
ELI5: How is the velocity of a spaceship measured?
I get that with air crafts you can use a pitot tube to measure air speed, but what do you do if there is no air<|im_end|>
<|im_start|>assistant
The velocity of a spacecraft is measured by taking advantage of something called the *Doppler effect.*
If y... |
<|im_start|>user
How does the hydraulic ram water pump work and why does it not violate conservation of energy?
[This](http://www.youtube.com/watch?v=qWqDurunnK8) video is supposed to explain how the hydaulic ram water pump works, but I am still very confused.
I thought, that due to conservation of energy, it is impos... |
<|im_start|>user
CMV: High school students should not have to do "arts & crafts" projects.
I'm a father of two teen sons -- oldest is a freshman in college, youngest is a freshman in high school. Through the years I have helped them both with various arts & crafts (A&C) projects, from simple posters, to dio... |
<|im_start|>user
How do scientists measure the drainage basin of a river?
I read a comment on here saying that most of the continental US drains into the Mississippi River. What sources of water are they measuring, and how do they calculate the total land area that's feeding into a given river?<|im_end|>
<|im_start|>as... |
<|im_start|>user
What are things everyone should know/do for their mental health?<|im_end|>
<|im_start|>assistant
Exercise. Eat well. Practice good sleep hygiene.
Just focus on your breathing for a while a few times a day, especially when you’re anxious. Your brain is like a computer — keep it running constantly, nev... |
<|im_start|>user
Why is Social Darwinism always looked down upon in philosophy? How has it been disproven?
Thank you<|im_end|>
<|im_start|>assistant
Basically, it boils down to the fact that Social Darwinism attempts to use a descriptive theory in a prescriptive manner. Darwinian evolution tells us about how things cam... |
<|im_start|>user
[Harry Potter] How come Fenrir Greyback's werewolf form looks much more horrific than Professor Lupin's?
In Prisoner Of Azkaban Professor Lupin's werewolf form is hairless except for the top of his head I believe and he looks like a typical werewolf besides the hairlessness but Fenrir Greyback who alwa... |
<|im_start|>user
ELI5: Why do almost all animals seem to like scratches?<|im_end|>
<|im_start|>assistant
For social animals like humans and apes, grooming is a social adaptation that was used to bond with the tribe and was beneficial for removing parasites. For less social animals, it’s still a way of staying clean. An... |
<|im_start|>user
ELI5: How do we actually know what vitamins and minerals are in the foods we eat
Bananas , sweet potatoes , and squash, are all high in vitamin k. Aside from Google and health books, how can we find those vitamins and what do they look like ?<|im_end|>
<|im_start|>assistant
We have data from processing... |
<|im_start|>user
ELI5: How can companys require MANDATORY overtime. It's not in my scope of availability.<|im_end|>
<|im_start|>assistant
If it's legal or not depends entirely on your contract and where you are in the world.
Apparently, in some industries, this is pretty standard.. things like software development wil... |
<|im_start|>user
Eli5: I seriously can’t wrap my head around the idea of “time is relative”.
I just don’t get how time is faster and slower on planets that aren’t Earth and how this affects how we age as well.<|im_end|>
<|im_start|>assistant
Time being relative is a byproduct of the fact that the speed of light in a va... |
<|im_start|>user
How come in an emergency on a plane, someone on the ground will ask "How many souls on board?" Why not just ask how many people on board?<|im_end|>
<|im_start|>assistant
It avoids ambiguity. The count will include all humans on board, including crew and those not occupying seats (infants). The use is... |
<|im_start|>user
ELI5: After waking from a coma or a serious head injury, how do people forget their native language and suddenly speak a new one? Do they need previous experience in that new language?<|im_end|>
<|im_start|>assistant
Some people might change to another language if the part of their brain which controls... |
<|im_start|>user
ELI5 why do doctors work 24 hour shifts instead of the normal 8 hour shift?<|im_end|>
<|im_start|>assistant
It's very simple, it ensures that in most cases one doctor would be able to work with a patient from entrance to the hospital to stabile/release.
Tests, diagnosis, and treatment could be hamper... |
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