EASY
7th CBSE
IMPORTANT
Earn 100

Why is mercury preferred as a thermometric liquid?

Important Questions on Heat

EASY
7th CBSE
IMPORTANT
New Science Spark Book 7>Chapter 5 - Heat>Put on your THINKING CAP!>Q 3
Name one liquid apart from mercury which is commonly used as a thermometric liquid. Give one use of that thermometer.
EASY
7th CBSE
IMPORTANT
New Science Spark Book 7>Chapter 5 - Heat>Put on your THINKING CAP!>Q 3
Why does the capillary of a clinical thermometer have a kink?
EASY
7th CBSE
IMPORTANT
New Science Spark Book 7>Chapter 5 - Heat>Put on your THINKING CAP!>Q 3
Explain why you would not use a laboratory thermometer for measuring your body temperature.
 
EASY
7th CBSE
IMPORTANT
New Science Spark Book 7>Chapter 5 - Heat>Put on your THINKING CAP!>Q 3
Explain why you would not use a clinical thermometer for measuring the temperature of hot milk.
HARD
7th CBSE
IMPORTANT
New Science Spark Book 7>Chapter 5 - Heat>Put on your THINKING CAP!>Q 3
Differentiate between conduction, convection, and radiation.
MEDIUM
7th CBSE
IMPORTANT
New Science Spark Book 7>Chapter 5 - Heat>Put on your THINKING CAP!>Q 3
Why is a clinical thermometer given a jerk before use?
HARD
7th CBSE
IMPORTANT
New Science Spark Book 7>Chapter 5 - Heat>Put on your THINKING CAP!>Q 4
Explain the application of convectional currents in land and sea breezes.
MEDIUM
7th CBSE
IMPORTANT
New Science Spark Book 7>Chapter 5 - Heat>Put on your THINKING CAP!>Q 4
State the basic characteristics or effects of heat.