Question

EXERCISES
A. To Answer.
What do you understand by the term temperature? Name the two types of
temperature scales.
2. What is a thermometer and what for is it used?
3. Why is mercury filled in thermometers?
4. Name and define the three units of heat energy.
5. How many Joules of heat are needed to increase the temperature of 2 kg of
copper by 10°C?
6. Why do substances expand on heating? What are the three processes of
transferring of heat?


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Answer 1

Answer:

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Answer 2

Answer:

SISTER BE HAPPY

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WE ARE THERE RIGHT TO MAKE HAPPY

WHAT YOU WANT TO YOU BE HAPPY