Question

(g) Write true or false for each statement. Rewrite the false statements correctly:
(i) A natural substance capable of existing in all the three states is water.
(ii) The mass of the substance decreases during the rusting of iron.
(ii) During the process of photosynthesis, plants absorb energy.
(iv) Ductility means the ability to be beaten into sheets​

Answer 1

Answer:

(i) True

(ii) Flase, Rust is nothing but an oxidised form of iron. Thus, when the rust forms above the iron object, the mass of oxygen is added on with the mass of iron, and that is, the weight of the object is increased.

(iii) True

(iv) False, Ductility means the ability to be drawn into thin wires.

Answer 2

Answer:

1. false

A natural substances capable of existing in all the three states solid liquid and water

2false

the mass of the iron substance decrease during rusting

3false

during the process of photosynthesis plant give energy

4True

Explanation:

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