Class 6
Science :- Changes Around Us - An Overview
Melting a chocolate bar into liquid is an example of which type of change?
Permanent change
Irreversible change
Reversible change
None of the above
Which liquid is used in a thermometer?
Mercury
Red wine
Lemon juice
Sugar solution
Which of the following is the principle behind the thermometer?
Evaporation
Expansion
Filtration
Solution
Which of the following is an example of change occurring in mixing?
Evaporation of petrol in sunlight
Melting of ice
Sugar Solution
None of the above