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how cold will it be tomorrow?

2007-03-11 13:16:20 · 13 answers · asked by Anonymous in Science & Mathematics Weather

13 answers

There's no twice as cold figure possible.

2007-03-11 13:18:45 · answer #1 · answered by ecolink 7 · 1 1

10

2016-03-29 00:42:52 · answer #2 · answered by Anonymous · 0 0

- PROBLEMS -

You haven't specified what scale (Fahrenheit, Celsius, Rankine or Kelvin)

You can't multiply temperatures unless they are on a relative scale.

Whatever scale you used, if it's twice as cold tomorrow then we'll all be dead.


- POSSIBLE ANSWERS -

459.67 Fahrenheit
273.15 Celsius
0 Kelvin, 0 Rankine (-459.67 Fahrenheit / -273.15 Celsius)


- EXPLANATION -

You can't multiply temperatures in Fahrenheit or Celsius (Centigrade) because they aren't relative and 0 isn't the lowest you can get.

To multiply temperatures you need to use a measurement which starts at 0, in other words either Kelvin or Rankine. Both take the coldest possible temperature as being 0. This is 273.15 degrees Celsius below freezing and is called Absolute Zero, it's the lowest possible temperature.

Using the Kelvin scale temperatures can be multiplied and if today's temperature was 0 Kelvin then tomorrow's would also be 0 Kelvin (0 x 2 = 0) or -273.15 Celsius.

If it was 0 Celsius today we could convert that to Kelvin (273.15K) then multiply by 2 which would mean the temperature tomorrow would be 273.15 Celsius.

Converting 0 Fahrenheit to Kelvin, multiplying by 2 and converting back to Fahrenheit would give a temperature for tomorrow of 459.67 F.

2007-03-11 17:28:20 · answer #3 · answered by Trevor 7 · 1 1

There really is no way to answer that. What does twice as cold mean?

You can't just look at the temperature scale, because there are several temperature scales, and they are all different (obviously).

0 degrees Fahrenheit is the same is -17.7777778 degrees Celsius.

It's also 255.372222 kelvin and 459.67 rankine.

So the fact that it's 0 Fahrenheit really has nothing to do with twice as cold.

2007-03-11 14:00:33 · answer #4 · answered by Cloyd 2 · 1 1

Assuming twice as cold is the same as 1/2 as warm.

The answer is:
-229.83500 degrees Fahrenheit

Here's a hint about it, you have to consider where molecular motion stops.

2007-03-11 13:22:09 · answer #5 · answered by Vegan 7 · 1 0

0 farenheit=255.3722222 kelvin
255.3722222 kelvin/2=127.686111 kelvin
127.686111 kelvin=-229.8350002 Fahrenheit

Answer:-229.8350002 Fahrenheit

2007-03-11 14:14:45 · answer #6 · answered by Mr. Smith 5 · 4 0

It depends on what the temperature from yesterday is. If it was 15 deg F yesterday, it will be 15-30 deg below zero F.

2007-03-11 13:23:55 · answer #7 · answered by Anonymous · 1 1

-15

2007-03-11 13:24:36 · answer #8 · answered by ifucouldbeme 3 · 1 1

32 degrees F is the freezing point of water.

0 degrees is 32 degrees less than that.

Take another 32 degrees lower and you'll be at -32 degrees F.

2007-03-11 13:19:38 · answer #9 · answered by charmedchiclet 5 · 0 3

there is no answer to dat cuz u can't tell. If it were a number bigger than 0 then u could tell.

2007-03-11 13:19:35 · answer #10 · answered by ♥Amber♥ 2 · 1 1

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