18-2-20, Another question Timmy wants to nitpick Forum

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timmydoeslsat

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18-2-20, Another question Timmy wants to nitpick

Post by timmydoeslsat » Fri May 11, 2012 3:06 pm

We are told that in terms of water molecules, that oxygen-18 are rarer than normal oxygen.

Answer choice A of #20 states that the rain cloud, once formed over the Atlantic, contains more normal oxygen than oxygen-18.

I agree that this is true in terms of water molecules. But am I told that these are the only molecules of a cloud?

I am not sure what all molecules make up a cloud, as the stimulus does not tell me. It does seem a bit unsupported to go from a variable being more common in respect to one type of molecule, and then concluding that in the entire cloud this variable is more common.

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Post by VasaVasori » Fri May 11, 2012 7:57 pm

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by timmydoeslsat » Fri May 11, 2012 8:12 pm

VasaVasori wrote:Why do you think it matters what else is in the cloud?
It matters as this could include oxygen-18 in other types of molecules. Perhaps oxygen-18 is more prevalent than normal oxygen in other types of molecules.

Do you know for a fact that water molecules are the only types of molecules in a cloud? I do not know that for a fact.

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Post by VasaVasori » Fri May 11, 2012 8:20 pm

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by timmydoeslsat » Fri May 11, 2012 8:33 pm

Thanks for the comments. My point is that even with the question stem being a most supported instead of a must be true, I still feel that this is not very well supported at all.

It isn't out of the question to assume that clouds are nothing but water molecules. But it isn't out of the question to think that they are more than that either.

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by thestalkmore » Fri May 11, 2012 8:40 pm

Don't nitpick too much on test day Timmy. Dooooooooooooooooooooooooom.

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Paraflam

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by Paraflam » Fri May 11, 2012 11:00 pm

Why do you always have to try to manufacture an irrelevant technicality about why the test writers SHOULD'VE written a question a certain way instead of the way it's actually written? It doesn't matter; you have to work with what you're given.

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by timmydoeslsat » Fri May 11, 2012 11:30 pm

I would not call this an irrelevant technicality. You must assume that the only way oxygen and oxygen-18 can be found in a cloud is through water molecules.

We are not told that water molecules are the only thing that comprises a cloud.

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by Paraflam » Fri May 11, 2012 11:48 pm

Clouds are made up of water vapor, dude. I guess the test writers assumed this was common knowledge.
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timmydoeslsat

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by timmydoeslsat » Sat May 12, 2012 12:03 am

Paraflam wrote:Clouds are made up of water vapor, dude. I guess the test writers assume this is common knowledge.
Yes, it is common knowledge that clouds are made up of water vapor. It, however, is not common knowledge, I assume, that water vapor is the only thing that makes up a cloud.

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by SaintsTheMetal » Sat May 12, 2012 4:25 pm

timmydoeslsat wrote:
Paraflam wrote:Clouds are made up of water vapor, dude. I guess the test writers assume this is common knowledge.
Yes, it is common knowledge that clouds are made up of water vapor. It, however, is not common knowledge, I assume, that water vapor is the only thing that makes up a cloud.
Common knowledge earth's clouds are water. One must make the assumption we are not talking about clouds over the Atlantic on Venus or or Neptune :roll:

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by Mr. Pancakes » Sat May 12, 2012 4:33 pm

If you have to overthink it then it isn't true.

Your questions aren't cute.

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by thestalkmore » Sat May 12, 2012 4:35 pm

SaintsTheMetal wrote:
timmydoeslsat wrote:
Paraflam wrote:Clouds are made up of water vapor, dude. I guess the test writers assume this is common knowledge.
Yes, it is common knowledge that clouds are made up of water vapor. It, however, is not common knowledge, I assume, that water vapor is the only thing that makes up a cloud.
Common knowledge earth's clouds are water. One must make the assumption we are not talking about clouds over the Atlantic on Venus or or Neptune :roll:
You roll your eyes, but what if a bird is flying through a cloud? You would agree with me that, if that were the case, then the clouds on Earth could be composed of both water and bird. What if a plane flies through a cloud and a bird is sucked into the engine? Surely, then, the cloud is water, bird, and plane?

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by thestalkmore » Sat May 12, 2012 4:39 pm

And what about the case of Danaë, the mother of Perseus? Zeus visited her in the form of a golden shower/cloud. Obviously, with this information, you wouldn't argue that a cloud could not be composed of, in addition to water, god, gold, and sex act.

Keep rolling your eyes idiot.

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Clearly

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by Clearly » Sun May 13, 2012 4:22 am

Timmy, do you mind if I ask what you're scoring?

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by afitouri » Sun May 13, 2012 10:16 pm

timmydoeslsat wrote:Thanks for the comments. My point is that even with the question stem being a most supported instead of a must be true, I still feel that this is not very well supported at all.

It isn't out of the question to assume that clouds are nothing but water molecules. But it isn't out of the question to think that they are more than that either.

That's why it asks for "most supported" and not "well supported"

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by afitouri » Sun May 13, 2012 10:17 pm

thestalkmore wrote:And what about the case of Danaë, the mother of Perseus? Zeus visited her in the form of a golden shower/cloud. Obviously, with this information, you wouldn't argue that a cloud could not be composed of, in addition to water, god, gold, and sex act.

Keep rolling your eyes idiot.

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by thestalkmore » Mon May 14, 2012 12:53 am

afitouri wrote:
thestalkmore wrote:And what about the case of Danaë, the mother of Perseus? Zeus visited her in the form of a golden shower/cloud. Obviously, with this information, you wouldn't argue that a cloud could not be composed of, in addition to water, god, gold, and sex act.

Keep rolling your eyes idiot.

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Thought everybody knew that a background in mythology was a prereq for 175+?

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by LexLeon » Mon May 14, 2012 9:25 pm

Tip: Parsimony.

Whenever you've deliberating between two choices, that is, select the one that you believe fits the criteria called for by the stem and makes the least amount of assumptions.

I'm not sure which answer choice you thought was more correct, if you will, but reevaluate it with Occam's Razor in mind.

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by timmydoeslsat » Mon May 14, 2012 9:34 pm

LexLeon wrote:Tip: Parsimony.

Whenever you've deliberating between two choices, that is, select the one that you believe fits the criteria called for by the stem and makes the least amount of assumptions.

I'm not sure which answer choice you thought was more correct, if you will, but reevaluate it with Occam's Razor in mind.
I got the question right. I had to presume that the only thing that comprises a cloud are water molecules. But like I said, it isn't a wild assumption to make either way. I have asked a couple of people what is a cloud in just side chat. Almost every single one answer water. I then asked if that was the only thing, I did not have one person have 100% confidence that it was so.

I did not expect childish behavior to spill out in this thread and I consider this thread at rest.

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by thestalkmore » Tue May 15, 2012 1:22 am

timmydoeslsat wrote:
I did not expect childish behavior to spill out in this thread and I consider this thread at rest.
Tough break kiddo, that ain't your call. Who elected you king of the shit mountain that is this thread? And really, it's childish behavior to introduce an element of levity to the hulking trainwreck in motion that is your useless atomization of the LSAT's genetic code? The humor in this thread wasn't even at your expense and you had already received the answer to the latest line item in your litany of formal logic neuroses.

This thread is not at rest. It is now the sovereign nation of Partytown.

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by Clearly » Tue May 15, 2012 3:01 am

Still interested in a response to my (politely asked) question...

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by timmydoeslsat » Tue May 15, 2012 7:13 am

It has been a while since I have done a full timed PT. The last one I took was a 174.

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by Paraflam » Tue May 15, 2012 10:06 am

When timmy encounters a conditional logic question on a PT:

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Re: 18-2-20, Another question Timmy wants to nitpick

Post by flem » Tue May 15, 2012 10:11 am

thestalkmore wrote:
Tough break kiddo, that ain't your call. Who elected you king of the shit mountain that is this thread? And really, it's childish behavior to introduce an element of levity to the hulking trainwreck in motion that is your useless atomization of the LSAT's genetic code? The humor in this thread wasn't even at your expense and you had already received the answer to the latest line item in your litany of formal logic neuroses.

This thread is not at rest. It is now the sovereign nation of Partytown.

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