Question

Class 6 Science NCERT Lesson 6 Changes around us
Please tell me Keywords:
Changes
Contraction
Evaportion
Expantion
Melting
If you tell me the correct answers, you will be mrked brainlist else your answer will be reported.

Answer 1

Answer:

Contraction : When something is cooled it contracts or become less, molecules of that matter contract and become less in shape.This is called contraction.

Evaporation : The process by which something heated and gets convert into vapour, is called evaporation.

Melting : when heat is applied and the substance gets converted into liquid state is called melting.

Expantion wrong...(expansion correct)

expansion :-The act or process of expanding.The expansion of metals and plastics in response to heat is well understood.