Question

⚡ when water changes into steam is an example of--------- effect of heat.
⚡ the metal rims of The wheels of bullock carts are made-----than the wooden wheels
⚡ ---------expand the least on heating and------- the most
⚡ railway tracks are constructed with gaps on the rail to allow------of the metal
⚡-----is used to measure temperature of an object
⚡the very thin tube inside a thermometer is called------
⚡ in a thermometer-------helps to break the conduct of the mercury in the stem with the mercury in the bulb
⚡ -----is the s i unit of temperature
⚡ for scientific purposes---------scale of temperature is used.
⚡ the upper fixed point of Celsius scale is---------
⚡ the lower fixed point of fahrenheit scale is------
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Answer 1

Answer:

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