Well, when water freezes, it expands. So, there is no room for the ice to expand in, so it just breaks.
thermometer
is it dangeorous to hold a thermometer from its bulb
The difference between the coefficients of thermal expansion of the liquid in the thermometer bulb and the material of the bulb.
The temperature of your hand affects the reading of the thermometer.
bulb
There will be a sudden change in temperature and it is likely that the thermometer may even break.
becuse alla does it
thermometer
is it dangeorous to hold a thermometer from its bulb
Yes as your fingers are warmer than the air surrounding the thermometer bulb.
the wet bulb is cooler
100% RH
The two parts of a psychrometer is the dry-bulb thermometer and the wet-bulb thermometer.
it is used in a bulb thermometer because the molocules a still
The difference between the coefficients of thermal expansion of the liquid in the thermometer bulb and the material of the bulb.
A dry bulb thermometer is an ordinary one. It's given this name when it's used to measure air temperature. A wet bulb thermometer takes into account humidity.
The temperature of your hand affects the reading of the thermometer.