Added: 3 years ago
From: YourTutorOnline
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  • thanks

    

  • Thank you! My 8th grade teacher sucks at explaining this. Im still a little iffe but I get the main parts now. You rock :)

  • just use khdmlgdcm duh and move the decimal thats all

  • thanksss u rock !

  • Dude, THANK YOU!

  • Thank you SO MUCH. Btw, my teacher calls this the railroad method. But I can't understand it when she explains it. Thank god you exist :D

  • This is so amazingly helpful!! thank you!

  • Its called Dimensional Analysis

  • Thanks. You did a lot better job than my Prof.

  • wow thanks a lot i needed this this really helped....:D

  • thanks man this has helped me heaps

  • thanks for this. this is the way i learned how to convert units but i forgot all my chem stuff and i need to know it again for physio

  • This method has a special name, what is it? I can't remember it! Also, can this method be used for questions like this: Convert a density of 1.0 x 10^-2 pounds per cubic inch to kg m^-3? Please help!

  • @biancargh I just know it as the chart method.

    it should work for that example if you know how many lb/in^3 equals a kg/m^3 that would be your conversion factor and then you could use this method.

  • speak up!

  • that makes so much more sense....my chem teacher wasn't helpin it out at all!

  • im still confused :( how do u know where to put stuff ?

  • Wow you are better than my chemistry teacher, thanks it helped keep up the great videos.

  • Your voice sounds like Chris Angel lol

  • What if a book says if you eat seven cookies youre consuming 163 calories. What if i only eat 2 and 1/4 cookies. How do you do the math?

  • There is a better way to do this. Use ratiosand unit analysis. The chart is more complex and is certainly not the way that you would do it if you were doinga problem. How many seconds in 2 hrs? 2 hrs*(60 min/1 hr)*(60 sec/1 min)=7200 sec

  • you making me sleep lol

  • I like the shorcut much better, but this is something I would consider as well. thanks so much for the effort....=)

  • sillirabbit: I have forgot to say 1 liter = 1 kg (for water)

  • Sillirabbit: This is the way: 30 inches = 76.2 cm; 7 feet = 213.36 cm ,then multiply

    76.2cm x 213.36cm x 60cm = 975481.92 cm3. Now divide for 1000 ( 1 liter = 1000 cm3) . The answer is 975.48192 liters.

    To our from latin america it is very simple . We use decimal sistems

  • How would you find measurements of things with more than two different units of measurements?

    EX: How many kilograms of water would a contain with a width of 30 inches, 7 feet length and 60 centimeters deep hold?

  • this shows how lots of teachers need help. :)

  • I actually understand it now. they taught it better in five minutes than my teacher did in 30 minutes.

  • Thank you! This helped a lot!

  • Thank you so much!

  • Why convert from cm to m to mm, and not go from cm directly to mm?

  • 1+1=11 YAY

    LOL

  • you know there is a SHORTCUT to that.....all you have to do is move the decimal point to the right if your converting to a smaller unit...hence...25....move it to the right 250. cake. lol

  • Yes, but the shortcut works only for the metric system. It WILL NOT work for any other conversion. The method in the video will.

  • great video! make it alot better to understand, i was so lost, now got a better understanding!

  • Thanks so much :-)

  • this was great!! i love the trick of setting up the table and then inserting the conversion so everything cancels. nice and visual and keeps everything organized. thanks!!

  • OK, now that was a big waste of my time... 1cm has 10 mm. Hellooo??? Centi is a tenth and milli is a 100th. 250 mm!!!

  • He was obviously using an easy problem to make it easier for people to learn and understand... Duh.

  • thanks that was very helpful!

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