Question

find the following products-:
please help Nandana M K and Mannat goyat 99
please ​

Answer 1

Answer:

D1(a) --- Reversible change--- The change ,in which substance produced, can be brought back into its original form change .ex melting of ice .

(b) Chemical change ---The change in which a new substance, is formed with different properties, is known as chemical change. ex --- burning of paper .

(c) Physical change-- The change in which, no new substance is formed ,is known as physical change. ex-- boiling of water .

D2---- Fast change -- A change , that takes place , in a shorter duration of time is known as fast change ex-- (1) burning of a paper, (2) cutting an apple

(b) Slow change --- A change that takes place in a longer duration of time, is known as slow change.

Ex-- (1) change of seasons (2) rusting of iron.

D3- Reversible change

1)- Freezing of water

2)- evaporation

Irreversible change

1)- getting order

2)- making crud from milkar

Answer 2

Answer:

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