Temperature

A Quiz to test how much you have learnt from this lesson

published on August 22, 201083 responses 1 3.0★ / 5

What is the definition of temperature?

The measure of the average kinetic energy of the molecules of a substance
The measure of the average heat energy of the substance
Speed of the movement of air molecules
Speed of the movement of the molecules of the substance

What is the steam point?

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The temperature of boiling water at standard atmospheric pressure at 100�?�°C
The temperature of pure steam from boiling water at standard atmospheric pressure, at 100�?�°C
The temperature of water at which water evaporates
The temperature of the air surrounding the boiling water at standard atmospheric pressure at 100�?�°C

The thickness or thinness of the wall of the glass bulb will _________.

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Decide the heat capability of the thermometer
Decide the range of temperatures that the thermometer can measure
Decide the sensitivity of a thermometer
Decide the efficiency of a thermometer

When calibrating a thermometer, it should be placed into

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pure melting ice and steam of pure boiling water at atmospheric pressure
pure melting ice and pure boiling water at atmospheric pressure
melting ice and steam of pure boiling water at atmospheric pressure
melting ice and pure boiling water at atmospheric pressure

Which thermometer or system was more efficient in mass-screening of patients?

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Infrared thermography
Digital thermometer
Liquid crystal thermometer
Ear Thermometer

You read a mercury-in-glass thermometer by _____, while you read other liquid-in-glass thermometers _____.

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from the top of the mercury meniscus at eye level, from the top of the meniscus
from the bottom of the mercury meniscus at eye level, from the top of the menisucs
from the middle of the mercury meniscus at eye level, bottom of the meniscus
from the top of the mercury meniscus at eye level, from the bottom of the meniscus

An unmarked thermometer is placed in steam from boiling water, and the mercury level rose to 10cm. When it was placed in crushed ice, the mercury level dropped to 4cm. The thermometer was then placed in a beaker of water at unknown temperature, and the mercury level rose to 6cm. What is the temperature of the water in the beaker?

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66.6�?�°C
40�?�°C
33.3�?�°C
20�?�°C

What is the constriction in some clinical thermometers for?

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It is to prevent the liquid in the thermometer from falling back to the bulb immediately after taking the reading
It is to prevent the liquid in the thermometer from rising too high
It is to prevent the liquid in the thermometer from decreasing in volume from its original volume
It is to ensure a smoother flow of the liquid in the thermometer

A thermometer with a longer and thicker capillary tube will be able to cover a wide range of temperatures. Why?

How does the size of the glass bulb affect the thermometer?