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The cause is an udesired absorption of air.
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∙ 11y ago
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Which thermometer is a greater health hazard if it breaks Is it the mercury in glass or alcohol in glass thermometer?
Mercury is poisonous.
Why can a mercury thermometer be used only at high temperatures?
A mercury thermometer can go down to -30 deg C
Why do you like Mercury?
i like mercury because it is inside a thermometer
Is the external bulb of a thermometer also made of mercury?
The red liquid in a thermometer is Mercury, which is usually encased in a glass tube
How does the kink in a mercury or alcohol work in a clinical thermometer?
The kink stops the mercury from falling, giving the user/reader of the thermometer time to read the highest temperature recorded. Shaking the thermometer lets the mercury fall again.
Why does the mercury in the thermometer not spill even by moving it?
If the question relates to the tendency of the mercury to stay clumped together rather than separate inside the thermometer, it's due to the high surface tension of that element. Mercury can separate inside the thermometer, but its unusual for it to do that for the stated reason.
What causes liquid in thermometer to travel up and down in tube?
Heat causes Mercury in the thermometer to expand, where as when it is cooled, it contracts.
How does Mercury work?
Temperature affects the amount the mercury is spread out. Heat causes most liquids to expand, which is how a thermometer works. As heat around the glass protecting the mercury of the thermometer rises, the mercury expands and covers more room in the thermometer.
What makes mercury go up and down a thermometer?
the heat and temperature that causes it to rise and fall.
How does a liquid thermometer show that you have a fever?
That type of thermometer has mercury in it, which is very heat sensitive. When used for taking a temperature, the heat from the body causes the mercury to rise. The amount the level of the mercury rises is determined by the body's temperature; the higher the temp, the higher the mercury rises.
The function of a Mercury thermometer?
to tell old people that have a mercury thermometer what the temperature is
What is Mercury thermometer use to measure?
A mercury thermometer is used to measure temperature.
Mention any two points of difference between a clinical thermometer and an ordinary mercury thermometer?
A clinical thermometer will offer more precise calibrated readings than a mercury thermometer. The range of measurable temperature differs between a clinical and a mercury thermometer with the mercury thermometer having the wider range.
Who invented the modern mercury thermometer and when?
The mercury thermometer was invented Daniel Gabriel Fahrenheit in 1714.
When a mercury-based thermometer is invented?
The mercury thermometer was invented Daniel Gabriel Fahrenheit in 1714.
What is the liquid in thermometer's called?
Mercury the liquid inside thermometer is mercury.. but it is called thermometric liquid.
Why does the Mercury in a thermometer appear red?
If the liquid in a thermometer is red it is not mercury, it is alchohol which has been colouired.
