Question

Q3. In which direction does the smoke go?
Ans.
Q4. What do you mean by temperature?
Ans.
Q5. Which device is used to measure temperature?
Ans.

Answer 1

Answer:

Answer 3: Smoke goes up in the air because hot air is lighter than cool air, it will eventually go in the upward direction.

Answer 4: Temperature is a measure of how hot or cold something is; specifically, a measure of the average kinetic energy of the particles in an object, which is a type of energy associated with motion.To answer that question, a physical scientist would measure the temperature of the liquid metal.

Answer 5: A thermometer is a device used for measuring temperature.

Explanation:

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Answer 2

Answer:

3. upward

4.Temperature is a physical quantity that expresses how hot or cold an object is

5. thermometer

Explanation:

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