MEDIUM
7th CBSE
IMPORTANT
Earn 100

Why a clinical thermometer has kink or constriction in the glass tube?

Important Questions on Heat

EASY
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 6 - Heat>EXERCISES>Q VII
Why a clinical thermometer can measure only a short range of temperature?
EASY
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 6 - Heat>Brain Teasers
We can only use clinical thermometer to measure the body temperature. Why?
EASY
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 6 - Heat>Brain Teasers
Why do birds put up their feathers in winter?
EASY
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 6 - Heat>Brain Teasers
In a winter night, the cloudy sky makes us feel warmer than the clear sky. Explain, why?
EASY
7th CBSE
IMPORTANT
SCIENCE ROUTE 7>Chapter 6 - Heat>Brain Teasers
An ordinary glass cracks if very hot tea is poured into it. But when we put a spoon inside the glass, it does not break- why?