Question

Why are liquids ,not soilds or gases ,normally used in thermometer

Answer 1

Answer:

It is because the liquids like mercury and alcohol expand uniformly on increasing temperature and also contracts uniformly on decreasing the temperature. So, it gives us the accurate measure of the temperature. That's why liquids are used in the thermometer not solids or gases.

HOPE IT HELPS

Answer 2

Answer:

Liquids like mercury or alcohol expand uniformly

on increasing temperature and also contracts

uniformly on decreasing temperature

So it gives accurate temperature