EASY
7th CBSE
IMPORTANT
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Why does one need to shake the clinical thermometer to bring down the mercury level?

Important Questions on Heat

EASY
7th CBSE
IMPORTANT
Exam Guru Science>Chapter 4 - Heat>Exercise 4.1>Q II
Why has digital thermometer become more popular than mercury thermometer?
EASY
7th CBSE
IMPORTANT
Exam Guru Science>Chapter 4 - Heat>Exercise 4.1>Q III
State three differences between clinical and laboratory thermometers.
EASY
7th CBSE
IMPORTANT
Exam Guru Science>Chapter 4 - Heat>Exercise 4.1>Q III
Convert 25°C into Fahrenheit scale.
MEDIUM
7th CBSE
IMPORTANT
Exam Guru Science>Chapter 4 - Heat>Exercise 4.1>Q III
Convert 100°C into Kelvin scale.
MEDIUM
7th CBSE
IMPORTANT
Exam Guru Science>Chapter 4 - Heat>Exercise 4.1>Q III
Convert 100°F into Celsius scale.
MEDIUM
7th CBSE
IMPORTANT
Exam Guru Science>Chapter 4 - Heat>Exercise 4.1>Q III
What happens when a gas is heated?
MEDIUM
7th CBSE
IMPORTANT
Exam Guru Science>Chapter 4 - Heat>Exercise 4.1>Q III

Which of the thermometers, A or B, will show a greater rise in temperature? Give reason for your answer.

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MEDIUM
7th CBSE
IMPORTANT
Exam Guru Science>Chapter 4 - Heat>Exercise 4.1>Q III
To keep her soup warm Paheli wrapped the container in which it was kept with a woollen cloth. Can she apply the same method to keep a glass of cold drink to cool? Give reason for your answer.