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Are you scientifically literate?

 
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Jul22-12, 08:05 AM   #35
 

Are you scientifically literate?


Quote by Ryan_m_b View Post
82%, got wrong the following:

- In 1989, the US postal service drew criticism from paleontologists for releasing a stamp with what obsolete genus name, which translates from Greek as "Thunder Lizard"?
- What is the heaviest noble gas?
- What moon, the largest moon orbiting Saturn, is the only known object in the solar system other than Earth that is known to have liquid on its surface?
- The 2006 demotion of Pluto to the status of dwarf planet was precipitated by the discovery of what object orbiting beyond Pluto, believed to be 27 percent more massive than Pluto and named for the Greek goddess of strife and discord?
- In classical mechanics, what is defined as the product of an object's mass and velocity?
- The mathematical constant e is defined as the base of the natural system of logarithms, having a numerical value of approximately what?
- What word, which derives from a Greek term meaning "unequal" or "bent," describes a triangle whose three sides are of unequal length?
- Over half of the world's supply of what element, which gets its name from the epithet of the Greek goddess Athena, is used in catalytic converters?
- In meteorology, what does the suffix -nimbus added to the name of a cloud indicate?

A few of them I kicked myself over upon seeing the answer. IMO not much of this quiz is about science literacy. I'd say questions concerning what is science, how does the scientific method work, what is peer review etc a long with a few basic questions from each field (rather than random trivia questions) would be a far better test.
I absolutely agree with Ryan. "Give a man a fish and you feed him for a day; teach a man to fish and you feed him for a lifetime". If you teach a guy only science trivia or information rather than teaching the proper way to do science, he may not do it right in the future.
Jul22-12, 08:55 AM   #36
 
Quote by Kholdstare View Post
I absolutely agree with Ryan. "Give a man a fish and you feed him for a day; teach a man to fish and you feed him for a lifetime". If you teach a guy only science trivia or information rather than teaching the proper way to do science, he may not do it right in the future.
Ah, but how many actually do science as a profession?

Do you not think that people who are not science professionals should know their science facts?
Jul22-12, 10:03 AM   #37
 
Quote by DaveC426913 View Post
Ah, but how many actually do science as a profession?

Do you not think that people who are not science professionals should know their science facts?
While I agree that some knowledge of science facts is useful, my opinion is that scientific methodology is far more useful in everyday life. I've never used my knowledge of Newton's law of gravity for anything except a little game programming. I use the ideas of hypothesis formation, systematic testing, and 'no dogma' (to one extent or another!) nearly every time I think about a problem.

Analogy: I think there's more utility in being able to sketch than there is in knowing your cubist from your post-impressionist, for most people.
Jul22-12, 02:27 PM   #38

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Quote by Ibix View Post
While I agree that some knowledge of science facts is useful, my opinion is that scientific methodology is far more useful in everyday life. I've never used my knowledge of Newton's law of gravity for anything except a little game programming. I use the ideas of hypothesis formation, systematic testing, and 'no dogma' (to one extent or another!) nearly every time I think about a problem.

Analogy: I think there's more utility in being able to sketch than there is in knowing your cubist from your post-impressionist, for most people.
I'd like to know how everyone figured out the following:

6. How many nanometers are there in a centimeter?
1,000
1,000,000
10,000,000
100,000,000
Only an idiot savant or a mathematical order of magnitude nerd would know this off the top of his head.

I think I spent the most time on this one. Just looking at it now, I can only guess that it's one of the last two.
Jul22-12, 02:57 PM   #39
 
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Quote by OmCheeto View Post
I'd like to know how everyone figured out the following:



Only an idiot savant or a mathematical order of magnitude nerd would know this off the top of his head.

I think I spent the most time on this one. Just looking at it now, I can only guess that it's one of the last two.
centi : 10^-2
nano: 10^-9

divide: 10^7

I should think a few seconds is much longer than needed for this one.
Jul22-12, 04:29 PM   #40

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Quote by PAllen View Post
centi : 10^-2
nano: 10^-9

divide: 10^7

I should think a few seconds is much longer than needed for this one.
If you didn't know: "centi : 10^-2 & nano: 10^-9", how would you have solved the problem?

I rest my case.

-----------------------------------
/me sticks fingers in ears, waiting for infraction bomb!
Jul22-12, 04:58 PM   #41
 
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Quote by OmCheeto View Post
Depends, if you happen to live metric, you learn "deci" in the third grade or something. Centimeters and decimeters or even decameters (10) and hecto meters (100) are just as common as furlongs, forthnights, etc.
Jul22-12, 06:29 PM   #42

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Quote by Andre View Post
Depends, if you happen to live metric, you learn "deci" in the third grade or something. Centimeters and decimeters or even decameters (10) and hecto meters (100) are just as common as furlongs, forthnights, etc.
Yah. But a nano? That's somewhere around a pico isn't it? Maybe it's just my dyslexia.

ps. I'm still trying to figure out how I solved the problem. My brain must have been in gear that day.
Jul22-12, 08:37 PM   #43
 
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Eighty six. Shamefully I missed the how many nanometers is there in a centimeter. I knew that 1nm=10^-9m and 1cm=10^-2m making the answer 10^7, I don't know how I failed that question lol. I guess I miscounted the 0's...
Jul22-12, 09:31 PM   #44
 
Quote by OmCheeto View Post
Yah. But a nano? That's somewhere around a pico isn't it? Maybe it's just my dyslexia.
Around these parts, nano is beaten into our heads.

Maybe it's a non-American thing.
Jul22-12, 09:35 PM   #45
 
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Quote by DaveC426913 View Post
Around these parts, nano is beaten into our heads.

Maybe it's a non-American thing.
Americans shun the metric system like you normal-measurement-using-people wouldn't believe.
Jul23-12, 01:09 AM   #46

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Quote by fluidistic View Post
Eighty six. Shamefully I missed the how many nanometers is there in a centimeter. I knew that 1nm=10^-9m and 1cm=10^-2m making the answer 10^7, I don't know how I failed that question lol. I guess I miscounted the 0's...
Sometimes being ignorant has its advantages. (I'm referring to myself of course.)

6. How many nanometers are there in a centimeter?
1,000
1,000,000
10,000,000
100,000,000
I knew:
there were 100 centimeters to the meter
the nanometer would be multiple of 1000 if the question were about the meter
it wasn't, so I knew 1 & 2 were wrong
millimeters fall in the 1000 multiple, so I just asked myself; "How many millimeters to a centimeter"?

The answer is 10. So 3 was the only logical choice.

If the 4th choice had been 10 billion, I would have only had a 50/50 chance of getting it right, since until today, I didn't know my femptos, from picos, from nanos.

But now I do. I've been practicing with baseball problems.
Jul23-12, 02:48 AM   #47
 
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Quote by DaveC426913 View Post
Around these parts, nano is beaten into our heads.

Maybe it's a non-American thing.
Maybe it is because of Mork from Ork
Jul23-12, 02:57 AM   #48
 
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Quote by DaveC426913 View Post
In Hero Games RPG, that would be the difference between
- a Knowledge Skill (do you know lots about something), and
- a Professional Skill (do you know how to make a living doing something).

Oops. My freak flag slipped out. I'll just tuck that back in...
My geekometer just gave a reading of other 9000 For another geek culture reference it's a bit like Asimov's foundation series. The decadent Empire becomes so stagnant that being an academic or engineer just means one has memorised all the information in the libraries without knowing how it came about or understanding the scientific process.
Jul23-12, 05:49 AM   #49
 
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Quote by AnTiFreeze3 View Post
Americans shun the metric system like you normal-measurement-using-people wouldn't believe.
The obvious practical measurement system is light nanoseconds and inches.
Jul23-12, 06:18 AM   #50
 
Quote by Jonathan Scott View Post
The obvious practical measurement system is light nanoseconds and inches.
Nanoseconds don't contain any fat to begin with. But I guess they will sell better if you label them "light".

But seriously, the conversion from cm to nm was about the only thing in the quiz that imho every scientifically literate person should get right.

All the rest was remembering random trivia that you know if you use them every day and that are fairly useless if you don't . No deduction, no math, no basic logic, no recognizing correlation and possible causation (number of pirates and global warming...), no question about how things work, no science. Just vocabulary.

The PISA test does a much better job.

http://www.pisa.oecd.org/dataoecd/38/29/33707226.pdf
Jul23-12, 09:49 AM   #51

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Quote by M Quack View Post
...
But seriously, the conversion from cm to nm was about the only thing in the quiz that imho every scientifically literate person should get right.
...
Well, I was interested in the fact that I seemed to be the only person on the planet apparently that didn't know what a nano was, even though I'd spent several years in electrical engineering school. (This was about 30 years ago btw) But I remembered the term picofarads being used a lot. Why didn't I remember ever hearing about nanofarads, nor millifarads for that matter? So I googled it, and found a simple, yet still unexplained reason:

Quote by wiki on the farad
The millifarad is less used in practice, so that a capacitance of 4.7×10−3 F, for example, is sometimes written as 4700 µF; industrial parts at times use the abbreviation MFD. North American usage also avoids nanofarads: a capacitance of 1×10−9 F will frequently be indicated as 1000 pF; and a capacitance of 1×10−7 F as 0.1 μF.
I'll have to stop by the electronics store this afternoon and ask if they sell nano-range capacitors.
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