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Joined: Oct 2011
Posts: 2,856
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Joined: Oct 2011
Posts: 2,856 |
LOL.
I can answer the firefighting question... there are three required elements for fire: heat, oxygen, and fuel. Take out any one of the three members of the "fire triangle", and you end the fire. All firefighting agents work to remove one of those three elements.*
Water works by removing the heat element, because water absorbs heat and evaporates, which is a highly endothermic process. It cools a fire the same way sweat cools your skin.
* There are some uncommon agents that are exceptions to this rule. They remove neither heat, oxygen, nor fuel. They're said to operate on the free radicals that allow combustion to continue as a chain reaction. In some fire studies this is considered the 4th side in the "fire tetrahedron," and in others it's the three points that connect the sides of the fire triangle. Either way, this is pretty advanced chemistry stuff here, so feel free to disregard.
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Joined: Jul 2011
Posts: 332
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DD 17 months appears to know her ABCs (or at least most of them.) She signs all of them and has been pointing out a few of them for a few weeks now (the first time she did it was in a picture book. I asked her if she saw the letter "E" anywhere and she got excited and pointed to Elmo's "E" bath rug and towel. When we asked if there was a potty in the picture, she also said "YES!" - crystal clear - and pointed to it with excitement. That was the first and only time she's ever said a word that clearly.)
She learned them from Signing Time and me telling her what they were. She tries to say a few, (B - Bah!) but most of her words are still very hard to understand.
She also showed interest in a semi-complex 6 pc shape sorter the other day and had it mastered by the 2nd day. I think all those puzzles she loves helped.
Last edited by islandofapples; 05/11/12 04:20 PM.
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Joined: Nov 2009
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(the gas just bubbles up through the water, and gets unpredictable, like the fire dances from gas bubble to gas bubble, or a cloud of gas forms and then suddenly ignights when it gets big enough to reach a part that was burning the whole time.) Thanks for the replies, by the way, that helped -Mich
DS1: Hon, you already finished your homework DS2: Quit it with the protesting already!
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Joined: Feb 2012
Posts: 1,390
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I had never paid much attention to my DD8's MAP test results, other than to notice that they were continuing to go up. But after reading another thread here, I went and looked them up. Last month, she got a 1328, which would be 90th percentile for a 12th grader. :-O
She tore through the Percy Jackson books earlier this year, and has organized a complicated "goddesses" game on the playground (now that playing "Warriors" has been banned due to general misbehavior).
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Joined: Jan 2012
Posts: 404
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I had never paid much attention to my DD8's MAP test results, other than to notice that they were continuing to go up. But after reading another thread here, I went and looked them up. Last month, she got a 1328, which would be 90th percentile for a 12th grader. :-O
She tore through the Percy Jackson books earlier this year, and has organized a complicated "goddesses" game on the playground (now that playing "Warriors" has been banned due to general misbehavior). That is awesome! And the game sounds like something my 8 yo dd would love to play!
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Joined: Jun 2010
Posts: 1,457
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Wow, I didn't know the MAP numbers even went that high. Awesome.
Striving to increase my rate of flow, and fight forum gloopiness.
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Joined: Jan 2008
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Wow, I didn't know the MAP numbers even went that high. Awesome. MAP doesn't; I'm guessing it's really Lexile or similar. Still awesome!
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Joined: Feb 2012
Posts: 1,390
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Must be Lexile. We don't exactly get inundated with information about these tests. At least they haven't attempted to restrict her reading based on them.
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Joined: Jun 2009
Posts: 91
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Someone asked DS6 today if he knew what a millimeter is.
His response: "1000 micrometers"
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Joined: Feb 2012
Posts: 1,390
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Joined: Feb 2012
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