EASY
7th CBSE
IMPORTANT
Earn 100

What are the upper fixed points of the Celsius and the Fahrenheit scales?

Important Questions on Heat and Its Effects

EASY
7th CBSE
IMPORTANT
Living Science 7>Chapter 5 - Heat and Its Effects>EXERCISES>Q B
A _____ thermometer is used to record body temperature.
EASY
7th CBSE
IMPORTANT
Living Science 7>Chapter 5 - Heat and Its Effects>EXERCISES>Q C
List four effects that heat produces.
MEDIUM
7th CBSE
IMPORTANT
Living Science 7>Chapter 5 - Heat and Its Effects>EXERCISES>Q C

What does a bimetallic strip consist of?

MEDIUM
7th CBSE
IMPORTANT
Living Science 7>Chapter 5 - Heat and Its Effects>EXERCISES>Q C

A steel bridge expands in summer. What precautions are taken to make sure this expansion does not damage the bridge?

EASY
7th CBSE
IMPORTANT
Living Science 7>Chapter 5 - Heat and Its Effects>EXERCISES>Q C

How are temperature and hotness of a body related?

MEDIUM
7th CBSE
IMPORTANT
Living Science 7>Chapter 5 - Heat and Its Effects>EXERCISES>Q C

What do you mean by 'upper fixed point'?

EASY
7th CBSE
IMPORTANT
Living Science 7>Chapter 5 - Heat and Its Effects>EXERCISES>Q C

Why does a clinical thermometer have a kink in its stem?

MEDIUM
7th CBSE
IMPORTANT
Living Science 7>Chapter 5 - Heat and Its Effects>EXERCISES>Q D
Explain why a substance expands on heating?