Ice on absorption of heat converts to 'X' a process called
[vaporization / meltingl.
'X' changes to water vapour on
[heating/cooling Water vapour changes back to 'X' on
[freezing/ condensation). The constant temperature at which ice changes into 'X' is
called its
[fusion point / melting point/ boiling point).
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Answer:
Explanation:
1) melting
2) heating
3) condensation
4) melting point
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