measurement






 

Question by  mdzzz17 (99)

Is there any good way to weigh yourself without a scale?

 
+8

Answer by  mckobe (26)

Use a water filled bathtub, magic marker, and a one gallon bucket. First draw a line marking the water level. Then completely submerging yourself. Have a friend removes water counting each bucket until the water level reaches the magic marker line again. Multiple the number of buckets times 8 pounds (One gallon weights 8 pounds). This equals your weight.

posted by Anonymous
This is complete BS. Water displacement measure volume not mass or weight. Think about it. A super dense rock would displace the same about of water as as less dense rock of same size.  add a comment
Reply by tjohnson (1):
correct me if im wrong but doesnt this just measure volume of your body. For expample, you could puff your chest up and more water will be displaced while body weight ways the same. a ten pound weight and 20 pound weight will displace same water if same size wieghts.  add a comment
posted by Anonymous
not trying to be mean- but mckobe your answer is silly. What you are saying would only work if the tub was unformily equate. Usually they are not. I do love the touch (jk) of magic marker- which speaks VOLUMES of your apptitude to refer this test- lack there of.  add a comment
posted by Anonymous
mckobe, may I aks you what your specialty in science is? you are spreading incorrect information. Think for just a bit-...gallon. weight....
still not sure? A one gallon bucket holds just that- ONE gallon. Now, if you choose to fill that bucket with water and another one with rocks..  add a comment
 
+8

Answer by  Dogless (159)

Fill a big tub with water. As you immerse yourself, note the volume of water you displace. When you're floating, you've diplaced a volume of water that weighs what you do. Multiply the displaced volume by the weight of water (1 kilogram per liter, 8. 3 pounds per U. S. gallon). Is this a GOOD way? Heck no!

 
+7

Answer by  Richard88 (391)

Not accurately. If you want a number, you will need a calibrated device. The alternative would be to use a balance, like a teeter totter, where you sit on one side and put weights on the other side until both sides are level. This is not accurate, and a lot of trouble; you'd need more than 100lbs of weights.

Reply by Midnightkitty (0):
what would happen if the teeter totter was heavier on one side? Or what would happen if it was off balance? I'm asking because I'm 5'6 and weigh 107.3. Am I underweight?! if so is how do I gain weight? I est practically everything  add a comment
 
+6

Answer by  martin (522)

Using a large container and a friend, measure water displacement. Fill a large container with water. Mark the water level. Now submerge yourself completely and have your friend mark the water level. Figure out the difference (in gallons) between the two water marks. Multiply the number of gallons by 8 (pounds per gallon) to get your weight in pounds.

 
+6

Answer by  puppygrrl (103)

You can get your mass (weight) by multiplying volume by density. Your density is approximately 1 gram per cubic centimeter. You can measure your volume by water displacement: fill a large trashcan to the brim, put it in a wading pool, and immerse yourself completely. Then measure how many cubic cm of water poured out into the pool.

 
+6

Answer by  ppremise (200)

There is one method that can be used to estimate your weight. The human body is estimated to be about 70-80% water by mass, so if you were to take a large tub of water and dunk yourself in and then measure the volume of water displaced you could estimate your weight by calculating the mass of displaced water.

 
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