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
How will the air temperature in a room affect the pitch of an organ pipes?
The resonant frequency produced by each pipe depends on the speed of sound c divided by either 2 x the pipe length L (if it is open on both ends) or 4 x the pipe length L (if it is closed on one end).
So f = c / (2 x L) or
f = c / (4 x L)
c is the speed of sound, usually at 20°C = 343 m/s.
But in either case, if the speed of sound (c) changes, the frequency (f) will also change.
c = λ x f
λ = wavelength
Higher temperature = faster speed of sound = higher frequency.
lower temperature = slower speed of sound = lower frequency.
Name three cellular components in metabolism that are influenced by temperature changes?
- Enzymes: Temperature changes can affect the activity and efficiency of enzymes, impacting metabolic reactions.
- Membranes: Temperature changes can alter membrane fluidity, affecting the transport of molecules across the cell membrane and disrupting metabolic processes.
- Mitochondria: Temperature changes can impact mitochondrial function, affecting energy production through oxidative phosphorylation and overall metabolic activity within the cell.
It's easy to convert from Celsius to Fahrenheit by yourself. Tf = (9/5)*Tc+32, where Tc = temperature in degrees Celsius, Tf = temperature in degrees Fahrenheit. 43 C is 109 F.
What changes the temperature outside?
Temperature outside can change due to factors such as sunlight intensity, cloud cover, wind speed, humidity levels, and the time of day or season. For example, sunlight can warm the air during the day, while clear skies can lead to cooling at night. Wind can also influence temperature by either bringing in cooler or warmer air from different regions.
What is -40 Centigrade equal in Fahrenheit?
Start by taking the number in Celsius and multiply it by 9. Then divide that number by 5, and then add 32. This is how you convert Celsius to Fahrenheit or use the equation F = (9/5)C + 32
In this case, the answer is also -40 degrees Fahrenheit.
What temperature does boiling water freeze?
32 degrees Fahrenheit, or 0 degrees Celsius. Because it is currently boiling, you need to cool it down a lot first.
If a room is 72 degrees F what is it in C?
72 degrees Fahrenheit = 22.2 degrees Celsius
Formula: [°C] = ([°F] − 32) × 5⁄9
What is the melting temperature of ice in Fahrenheit?
Fahrenheit is not a liquid or a solid so it cannot freeze or melt. It isn't even a gas. It is simply a way of measuring how hot or cold something is.
But the freezing point for water in Fahrenheit is 30 degrees. The boiling point, 212.
Hope this helps! :)
What is minus 52 degrees Fahrenheit in Celsius?
Minus 52 degrees Fahrenheit is approximately -46.7 degrees Celsius. To convert Fahrenheit to Celsius, subtract 32 from the Fahrenheit temperature and then multiply the result by 5/9.
If temperature is 2farenheit what is the temperature in Celsius?
Temperature is easy to convert from Fahrenheit to Celsius yourself. You can use the formula Tc = (5/9)*(Tf-32) where Tc = temperature in degrees Celsius, Tf = temperature in degrees Fahrenheit. 2 F is -17 C.
No. While it can snow at temperatures in the mid and even upper 30's at times, any more than that requires extremely abnormal conditions. I'm not sure what the upper limit on that is but it's not 60 and I don't think it's 50, either. Essentially, you'd have to have an incredible difference in temperature between the surface and the rest of the atmosphere, whereupon the snowflakes wouldn't have time to melt before reaching the ground.
What is the freezing point of butane?
n-butane : Melting point −138.4 °C (135.4 K), boiling at −0.5 °C (272.6 K)
iso-butane (methylpropane): Melting point -159.6 °C, (114 K) , boiling at -11.7 °C, (261 K)
To convert Fahrenheit to Celsius, you can use the formula C = (F - 32) x 5/9. Plugging in 13 for F gives you (13 - 32) x 5/9 = -56.1°C.
The hot holding temperature for potentially hazardous foods must be?
The hot holding temperature for potentially hazardous foods must be kept at 135°F (57°C) or higher to prevent bacterial growth and ensure food safety. Maintaining this temperature helps to keep the food out of the temperature danger zone (41°F-135°F) where bacteria can multiply rapidly. Regular monitoring of temperatures is essential to ensure compliance with food safety regulations.
Warming up your body temperature while cooling down your body temperature?
To warm up your body temperature, engage in light aerobic exercises like jogging or jumping jacks to increase blood flow. To cool down, focus on deep breathing and gentle stretching to gradually lower your heart rate and body temperature. Hydrating with cold water or using a damp towel on your forehead can also help to cool down.
The volume of one liter of air will increase because as the temperature increases, the air molecules gain energy and move faster, causing the air to expand. This relationship is described by Charles's Law, which states that the volume of a gas is directly proportional to its temperature in Kelvin, assuming constant pressure and amount of gas.
What do you wear in 32 degree weather?
In 32 degree weather, you should wear multiple layers to trap heat, including thermal underwear, a warm sweater, and a thick jacket. Accessories like gloves, a hat, and a scarf are also essential to keep you warm. Don't forget sturdy boots and waterproof outerwear if there is snow or rain.
How can you measure a room height using a thermometer?
1) Place thermometer perpendicular to the floor and against the wall.
2) Make a mark on the wall at the top of the thermometer.
3) Shift thermometer up so bottom is at mark.
4) Repeat 2) and 3) until close to the ceiling.
5) Shift thermometer up until it touches ceiling and mark location of highest mark on thermometer to determine fraction of thermometer length for last segment.
This would give the height of the room in units of "thermometers". This is not a standard unit of measurement, but it is a measurement. If you desire a more standard unit like centimeters, then measure the length of the thermometer and multiply by height of the room in "thermometers". However, you didn't say whether you had a ruler for measuring the thermometer. As as alternative, you could look up the length of the thermometer in the catalog from which it was purchased.
Why is your skin a poor instrument for measuring temperature?
Skin can vary in thickness and moisture levels, making it an unreliable tool for accurately measuring temperature. Factors like environmental conditions and individual differences in blood flow can also affect the accuracy of skin temperature measurements. Therefore, dedicated temperature-measuring devices are more precise and reliable for obtaining accurate temperature readings.
Yes, the temperature at which the liquid and solid states of a substance are in equilibrium is the same as the melting point and freezing point of the substance. This is because at this temperature, the rate of melting is equal to the rate of freezing, resulting in a dynamic equilibrium between the two states.
