0
Temperature
This category is for questions about the various units and conversions of temperature, as well as the freezing point and boiling point of elements and compounds.
19,212 Questions
Using the formula Q = mcΔT, where Q is the heat energy, m is the mass, c is the specific heat capacity of water, and ΔT is the temperature change gives you 70,800 J of energy needed. With a 500W heater, it will take 141.6 seconds or approximately 2.36 minutes to heat the water.
Do you need to wear a jacket when its 30 degrees celsius?
It depends on personal preference and the specific conditions such as humidity, wind, and sun exposure. 30 degrees Celsius is quite warm, so a jacket may not be necessary for most people in such temperatures.
Can a clinical thermometer be used to measure the temperature of boiling milk?
No, a clinical thermometer is not designed to handle high temperatures like those of boiling milk. It may break or provide inaccurate readings. It is better to use a kitchen thermometer that is designed for higher temperature measurements.
What is 31 degrees below zero F in Celsius and Kelvin degrees?
31 degrees below zero Fahrenheit is equal to -35 degrees Celsius and 238 Kelvin.
No, the joule is a unit of measurement for energy in the International System of Units (SI). Temperature scales include Celsius, Fahrenheit, and Kelvin.
How do you convert -1.69 celsius into Fahrenheit?
To convert -1.69 degrees Celsius to Fahrenheit, use the formula: F = (C * 9/5) + 32 Where C is the temperature in Celsius and F is the temperature in Fahrenheit. Plugging in -1.69 for C, we get -1.69 * 9/5 + 32 = 28.502 Fahrenheit.
Polystyrene feels warmer than a copper block because it is softer so your hand instantly thinks it is warmer.
Really in a way it's a bit like having an optical illusion done to your body.
How much are 375 Fahrenheit in Celsius?
375 degrees Fahrenheit is equal to 190.56 degrees Celsius. To convert Fahrenheit to Celsius, you can use the formula: (Fahrenheit - 32) x 5/9.
How warm is 29 degrees Fahrenheit?
29 degrees Fahrenheit is below freezing. It is quite cold and would likely require a heavy jacket or coat to stay warm.
What flies when it is very hot and turn hard when it is cold?
The answer is "soup". When soup is very hot, steam may rise from it which may be perceived as "flying". When it cools down, it solidifies or turns hard.
What the scale commonly used in physical science?
The most common scale used in physical science is the Celsius scale for temperature, the meter-kilogram-second (MKS) system for measurements, and the metric system for units of length, mass, and volume.
How do you convert 190 degrees Fahrenheit to celsius?
190ºF = ~87.78ºC
Use this formula to convert degrees Fahrenheit (F) to degrees Celsius (C): (F - 32) / 1.8 = C
Today where I live it was that yesterday and lot's of people were wearing shorts and t-shirts.... it is also that temp. again today and i have black t-shirt ( a little more warm) and shorts.
so yes it can be counted warm but it depends what is warm to you.
Why is dangerous to light a tank near oxygen tank?
Lighting a flame near an oxygen tank can cause an explosion due to the highly concentrated oxygen in the tank. Oxygen supports combustion, so any spark or flame can ignite the oxygen and cause the tank to explode. It is important to keep flames, sparks, and heat sources away from oxygen tanks to prevent this dangerous situation.
What is 121 f in degrees in Celsius?
121 degrees Fahrenheit is equal to approximately 49.44 degrees Celsius. This conversion can be calculated using the formula: (C = (F - 32) \times \frac{5}{9}).
How Will You Calibrate a thermometer in degree Celsius.. ..?
The thermometer was used by the originators of the Fahrenheit and Celsius scales.
Anders Celsius, a Swedish Astronomer, devised the Celsius scale, which was described in his publication the origin of the Celsius temperature scale in 1742.
Celsius used two fixed points in his scale: the temperature of melting ice and the temperature of boiling water. This wasn't a new idea, sinceIsaac Newton was already working on something similar. The distinction of Celsius was to use the melting temperature and not the freezing temperature. The experiments for reaching a good calibration of his thermometer lasted for 2 winters. By performing the same experiment over and over again, he discovered that ice always melted at the same calibration mark on the thermometer. He found a similar fixed point in the calibration of boiling water vapour (when this is done to high precision, a variation will be seen with atmospheric pressure). At the moment that he removed the thermometer from the vapour, the mercury level climbed slightly. This was related to the rapid cooling (and contraction) of the glass.
The air pressure influences the boiling point of water. Celsius claimed that the level of the mercury in boiling water is proportional to the height of the barometer.
When Celsius decided to use his own temperature scale, he originally defined his scale "upside-down", i.e. he chose to set the boiling point of pure water at 0 °C (212 °F) and the freezing point at 100 °C (32 °F).[1] One year later Frenchman Jean Pierre Cristin proposed to invert the scale with the freezing point at 0 °C (32 °F) and the boiling point at 100 °C (212 °F). He named it Centigrade.[2]
Finally, Celsius proposed a method of calibrating a thermometer:
- Place the cylinder of the thermometer in melting pure water and mark the point where the fluid in the thermometer stabilises. This point is the freeze/thaw point of water.
- In the same manner mark the point where the fluid stabilises when the thermometer is placed in boiling water vapour.
- Divide the length between the two marks into 100 equal pieces.
These points are adequate for approximate calibration but both vary with atmospheric pressure. Nowadays, the triple point of water is used instead (the triple point occurs at 273.16 kelvins (K), 0.01 °C).
What is the zero point 0 k on the kelvin scale called?
The zero point on the Kelvin scale is called absolute zero. At this temperature, all molecular motion ceases, and it is equal to -273.15 degrees Celsius.
What is 47.3 kPa converted into degrees Celsius?
Pressure cannot be directly converted into temperature as they are different units of measurement. Pressure is typically measured in pascals (Pa) or kilopascals (kPa) whereas temperature is measured in degrees Celsius (°C). To convert pressure to temperature, you would need additional information such as the volume and the ideal gas law.
How do you convert 38c into degrees Fahrenheit?
100.4 degrees. To convert Celsius to Fahrenheit you multiply 1.8 and add 32. :]
40.6 °C is equal to 105.1 °F
The conversion formula is Fahrenheit temperature = (9/5 x Celsius temperature)+ 32
What is 100.7degrees farenhieght in Celsius?
100.7 degrees Fahrenheit is equivalent to approximately 38.17 degrees Celsius.
What is the first degree on the kelvin scale?
Well, what do you mean as in 'what'? 1 degree Kelvin is equal to -457.87 Fahrenheit, or -272.15 Celsius.
