Lesson: Chapter 9 — Heat

9.1. Temperature 2 of 4 Reset answers

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Question 2

Why is the bore of a thermometer made very narrow?

A To make it lighter B So a small change in volume moves the liquid a visible distance C To cool the mercury D To stop the mercury escaping

The right answer is the one marked above.

So a small change in volume moves the liquid a visible distance. That makes the thermometer sensitive.

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