राइट एग्जांपल ऑफ 30 फिजिकल एंड केमिकल चेंज द टैक्स अराउंड योर एनवायरमेंट
Answers
Explanation:
30 physics change:-
Crumpling a sheet of aluminum foil
Melting an ice cube
Casting silver in a mold
Breaking a bottle
Boiling water
Evaporating alcohol
Shredding paper
Sublimation of dry ice into carbon dioxide vapor
cutting of paper
dissolving salt in water
dissolving sugar in water
folding of paper
bending of metal
cutting of wood
breaking of glass
cutting of fruit
breaking of toys
condensation
dissolving of liquids
freezing
solidification
frost formation
melting
thawing
evaporation
Sublimation
smoke formation
drying
dissolution
clouding
30 chemical changes :-
Burning wood
Souring milk
Mixing acid and base
Digesting food
Cooking an egg
Heating sugar to form caramel
Baking a cake
Rusting of iron
combustion
centrifugation
making of roti from dough
colour changes
temperature changes
burning of paper
burning of coal.
burning of petroleum
burning of kerosene
making alloys
burning of zinc
fossil fuel
burning of plastic
growing old
burning of clothes
adding acid to clothes
respiration
adding base
displacement reaction
combination reaction
adding hcl
dying