Login
Login
Sign up
Start
Mathmania
Teacher tutorials
TOP
Subjects
Bridge Course
Testworks
Subject updates
Ya+
News
Send feedback
See more
Contacts
About Us
Terms and Conditions
Privacy Policy
PDF chapter test
TRY NOW
Subjects
Science State Board
Class 9
Heat
Textbook questions
11.
Choose the correct answer II
Exercise condition:
2
m.
1
.
In which mode of transfer of heat, molecules pass on heat energy to neighbouring molecules without actually moving from their positions?
Radiation
Conduction
Convection
Both B and C
2
.
A device in which the loss of heat due to conduction, convection and radiation is minimized is ______.
solar cell
solar cooker
thermometer
thermos flask
Login
or
Fast registration
Previous exercise
Exit to the topic
Next exercise
Send feedback
Did you find an error?
Send it to us!