Question
Science Question on Can Matter Change its State?
Give two reasons to justify—
(a) Water at room temperature is a liquid.
(b) An iron almirah is a solid at room temperature.
Answer
(a) Water is a liquid at room temperature because
- It has a tendency to flow.
- It takes the shape of the container in which it is filled, but its volume remains the same.
(b) An iron almirah is a solid at room temperature because
- It's shape and volume are definite.
- It is hard and rigid.
- It's density is high.