Class 6 Science - ODISHA
Temperature and its Measurement
In the chapter Temperature and its Measurement, Class 6 students under the Odisha Board of Secondary Education (BSE) learn about the concept of hotness and coldness. This chapter covers the definition of temperature, standard units of measurement, and how to correctly use laboratory and clinical thermometers. Students also explore the Celsius and Fahrenheit scales and precautions needed while handling glass thermometers. This chapter is vital for board exams as it builds the foundational scientific skills of observation, measurement, and data recording, frequently appearing in both objective and short-answer questions.
Start Learning FreeKey Concepts
Temperature
Temperature is a reliable measure of the hotness or coldness of an object, expressed in degrees.
Thermometer
A thermometer is a device used for measuring temperatures accurately, containing a liquid like mercury or alcohol.
Clinical Thermometer
A specialized thermometer used to measure the temperature of the human body, typically ranging from 35°C to 42°C.
Laboratory Thermometer
A larger thermometer used in science laboratories to measure the temperature of various substances and liquids, usually ranging from -10°C to 110°C.
Transfer of Heat
Heat always flows naturally from a hotter object to a colder object until both reach the same temperature.
Important Formulas
Board Exam Info
In the Odisha (BSE) Class 6 Science examinations, this chapter typically carries about 4 to 6 marks. Common question types include multiple-choice questions (MCQs), fill in the blanks, difference between clinical and laboratory thermometers, and precautions to take while reading a thermometer.
Frequently Asked Questions
Why is mercury used in thermometers?
Mercury remains in liquid state over a wide range of temperatures, does not stick to glass, and is shining and easy to see.
What is the normal temperature of the human body?
The normal temperature of a healthy human body is 37°C or 98.6°F.
Why should a clinical thermometer not be washed in hot water?
Hot water can break the glass bulb of the clinical thermometer because of excessive heat expansion.
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