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
Assessments
Science TN
9th Std
Ch-07: Heat
1.
Nature and the effects of heat
Exercise condition:
1.5
m.
When heat energy is added to a substance, the kinetic energy of its particles__________.
increases
decreases
remain same
increase or decrease
Login
or
Fast registration
Previous exercise
Exit to the topic
Next topic
Send feedback
Did you find an error?
Send it to us!