EASY
6th CBSE
IMPORTANT
Earn 100

Changes are taking place around us all the time. Every change is happening due to some reason. Look at the picture showing the change of day to night and the change of weather from sunny to cloudy. Can you guess the reason for these changes?

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Important Questions on Changes Around Us

EASY
6th CBSE
IMPORTANT
A reversible change can be undone.
EASY
6th CBSE
IMPORTANT
Mixing of sand in water is an irreversible change.
EASY
6th CBSE
IMPORTANT
When we mix salt with water, a permanent change is caused.
EASY
6th CBSE
IMPORTANT
Boiling of potato is an irreversible change.
EASY
6th CBSE
IMPORTANT
When we freeze water, it changes into _____.
EASY
6th CBSE
IMPORTANT
No new _____ is formed in a physical change. (product/state of substance) 
EASY
6th CBSE
IMPORTANT
A chemical change is an _____ change.
EASY
6th CBSE
IMPORTANT
Burning of a substance is a _____change(Reversible/ Irreversible).