Question

ᴩʟꜱ ɢɪᴠᴇ ᴀɴꜱ ꜱᴛʀᴜɢɢʟɪɴɢ ꜱɪɴᴄᴇ 1 ᴡᴇᴇᴋ

1.(-5C0

) Draw a graph between the temperature and time showing the process of

conversion of hot water to ice.

2.(a)A rubber band can change its shape on stretching. Will you classify it as solid or not?

Justify your answer.

(b)Arrange the three states of matter in the increasing order of (i) rate of diffusion (ii)

Intermolecular force of attraction. (iii) particle motion​​

Answer 1

Explanation:

2 (a) a rubber band is considered a solid because it changes shape under the action of force and when the force is removed it regains its shape...

(b) solid<liquid<gas

(ii) solid>liquid>gas

Answer 2

Answer:

2. A rubber band is considered a solid because it changes shape under the action of force and when the force is removed, it regains its original shape.

2. B. Rate of diffusion is a characteristic of matter based on movement of the particles. It occurs in all states of matter but is fastest in case of gases, followed by liquids and slowest in solids.