ICSE Class 7 - States of Matter Videos

• an Empty tumbler lowered into a glass beaker containing water on tilting so bubbles of air coming out but when not tilted no Bubbles are seen short
• What is matter
• Explain deposition more briefly
• why do we feel cold during winters
• Define.. Atoms
• Which property of water changes during its evaporation?  
• what is whatman flitter papper
• Why intermolecular forces decrease on heating?
• what is intercerversion of matters  
• define  interconversion of states of matter can you explain me sir/mam.

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