6. Give two reasons to justify
(a) water at room temperature is a liquid.
(b) an iron almirah is a solid at room temperature.
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Answer:
a) Water at room temperature is a liquid.
At room temperature (25°C), water is a liquid because it has the following characteristics of liquid:
At room temperature, water has no shape but has a fixed volume i.e., it occupies the shape of the container in which it is kept.
At room temperature, water flows easily.
b) An iron almirah is a solid at room temperature.
An iron almirah is a solid at room temperature (25°C) because:
It has a definite and rigid shape and
Fixed volume like a solid at room temperature.
On applying external force the shape does not get deformed
Explanation:
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