MEDIUM
7th CBSE
IMPORTANT
Earn 100

Sea breeze occurs during daytime. Give reason.

Important Questions on Heat and Temperature

MEDIUM
7th CBSE
IMPORTANT
Expanded Universal Science 7>Chapter 4 - Heat and Temperature>ASSESSMENT ZONE>Q E
Why is mercury used as a thermometric liquid? Mention its two advantages.
MEDIUM
7th CBSE
IMPORTANT
Expanded Universal Science 7>Chapter 4 - Heat and Temperature>ASSESSMENT ZONE>Q E
Why do liquids show more expansion as compared to solids?
MEDIUM
7th CBSE
IMPORTANT
Expanded Universal Science 7>Chapter 4 - Heat and Temperature>ASSESSMENT ZONE>Q E
Define the term thermal expansion.
MEDIUM
7th CBSE
IMPORTANT
Expanded Universal Science 7>Chapter 4 - Heat and Temperature>ASSESSMENT ZONE>Q E
Why are small gaps left between the rail tracks?
MEDIUM
7th CBSE
IMPORTANT
Expanded Universal Science 7>Chapter 4 - Heat and Temperature>ASSESSMENT ZONE>Q E
Why are air conditioners installed near the ceiling of rooms?
MEDIUM
7th CBSE
IMPORTANT
Expanded Universal Science 7>Chapter 4 - Heat and Temperature>ASSESSMENT ZONE>Q E
On which phenomenon thermos flask works?
MEDIUM
7th CBSE
IMPORTANT
Expanded Universal Science 7>Chapter 4 - Heat and Temperature>ASSESSMENT ZONE>Q F
Differentiate between sea breeze and land breeze
EASY
7th CBSE
IMPORTANT
Expanded Universal Science 7>Chapter 4 - Heat and Temperature>ASSESSMENT ZONE>Q F
Differentiate between conductors and insulators.