EASY
7th CBSE
IMPORTANT
Earn 100

Why are radiators of cars painted black?

Important Questions on Transfer of Heat

EASY
7th CBSE
IMPORTANT
Science Booster>Chapter 5 - Transfer of Heat>Gear Up
Have you ever thought why a steaming cup of coffee becomes cool when left in open?
EASY
7th CBSE
IMPORTANT
Science Booster>Chapter 5 - Transfer of Heat>Check Point 1>Q 1
The heat always flows from a hotter object to a colder object.
EASY
7th CBSE
IMPORTANT
Science Booster>Chapter 5 - Transfer of Heat>Check Point 1>Q 2
The mode of transfer of heat in liquids is by conduction.
EASY
7th CBSE
IMPORTANT
Science Booster>Chapter 5 - Transfer of Heat>Check Point 1>Q 3
When a material is heated, its particles vibrate slowly.
EASY
7th CBSE
IMPORTANT
Science Booster>Chapter 5 - Transfer of Heat>Check Point 1>Q 4
All metals are good conductors of heat.
EASY
7th CBSE
IMPORTANT
Science Booster>Chapter 5 - Transfer of Heat>Check Point 1>Q 5
Fluffed up cotton in the quilts prevents the loss of heat.
EASY
7th CBSE
IMPORTANT
Science Booster>Chapter 5 - Transfer of Heat>Check Point 2>Q 1
The mode of transfer of heat in fluids is by _____.
EASY
7th CBSE
IMPORTANT
Science Booster>Chapter 5 - Transfer of Heat>Check Point 2>Q 2
The continuous circulation of hot and cold air creates _____.