True or false ?
(a) Glass is a bad conductor of heat.
(b) In a thermos flask, hot things remain hot and cold things become warm.
(c) Radiation of heat depends upon the colour of the outer surface of the body.
(d) During radiation the particles of the medium vibrate.
MSCERT Class 7 General Science Ch 4 Transmission of Heat
Answers
Answered by
11
a)true
b)false
c)true
d)false
b)false
c)true
d)false
Answered by
4
a)true
b)false
c)true
d)false
b)false
c)true
d)false
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