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What is the coloured substance used in thermometer?
The colored substance commonly used in a thermometer is typically either dyed alcohol or a non-toxic organic liquid like mercury. These substances expand and contract with changes in temperature, allowing the thermometer to measure temperature variations.
What are the two substance used in liquid column thermometers?
iodine and Mercury
What was the first liquid used in the first ever thermometer?
Water - Galileo Galilei invented a rudimentary water thermometer in 1593 which, for the first time, allowed temperature variations to be measured
What is the name of the liquid in a thermometer?
The red liquid in a liquid-in-glass thermometer is mineral spirits or ethanol alcohol mixed with red dye. A grey or silver liquid inside the thermometer is mercury. Mercury thermometers are not used anymore due to the dangers associated with mercury.
What happen to the liquid in a thermometer when it gets warm?
When a thermometer is exposed to warmth, the liquid inside it expands and rises up the tube. This is because heat causes the molecules in the liquid to move faster, taking up more space and causing the volume to increase. The expansion of the liquid is used to measure the temperature.
What is a thin glass tube with a bulb on one end that usually contains a liquid usually mercury or colored alcohol?
This could describe a thermometer. The only thing missing is the graduations. That way the height of the column can be associated with a specific temperature, the one that caused the column to be as high as it is.
What liquid is typically used in a Galilean thermometer?
The liquid typically used in a Galilean thermometer is colored alcohol.
What happen to the mercury in a thermometer when the temperature increase?
When the temperature increases, the mercury in a thermometer expands and rises up the column because the volume of the liquid increases with temperature. This expansion is linear and is used to indicate the rise in temperature on the thermometer scale.
What is the coloured substance used in thermometer?
The colored substance commonly used in a thermometer is typically either dyed alcohol or a non-toxic organic liquid like mercury. These substances expand and contract with changes in temperature, allowing the thermometer to measure temperature variations.
What liquid metal was commonly used in thermometer?
We still use colored alcohol for our liquid in everyday thermometers.
What is in a thermometer and a barometer?
A thermometer typically contains a liquid such as mercury or alcohol that expands and rises as temperature increases. A barometer contains a column of liquid (often mercury) that changes height in response to changes in atmospheric pressure.
How a thermometer is used?
A thermometer is used to measure air temperature, or the temperature within a solid or liquid.
What are the two liquid used in the thermometer?
iodine and Mercury
What element is often used as the liquid of thermometer?
Mercury
What is fractionation column used for?
The fractionation column is used to separate components of a liquid by distillation.
Why is liquid used in thermometer?
Liquid is used in a thermometer because it expands and contracts uniformly with changes in temperature, allowing for accurate temperature measurements. The liquid inside the thermometer expands and rises in the capillary tube as it gets warmer, providing a visible indication of temperature.
What are the two substance used in liquid column thermometers?
iodine and Mercury
