1 Look at the line graph given on page 9
a) What was the temperature of the tea at the start?
How long did it take for the temperature of the tea to fall to 30°C?
What was the temperature of the room where this experiment was carried out?
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Answer:
60°C.
It is depend on the room temperature when it will become 30°C the tea temperature also come to 30°C
70°C
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