ICSE Class 7 Answered
What is thermal expansion?
Asked by Topperlearning User | 14 May, 2015, 01:27: PM
Expert Answer
Subtances expand on heating. All matter are made of molecules. On heating, these molecules vibrate with increased energy. These molecules require more space to vibrate and so the object expands. We call this property of expansion of matter on heating as thermal expansion.
Answered by | 14 May, 2015, 03:27: PM
ICSE 7 - Physics
Asked by drnpingle | 12 Jan, 2019, 08:29: AM
ANSWERED BY EXPERT