← 1.4 Temperature and Thermal Expansion
How a liquid-in-glass thermometer works
Physics · Grade 10 · about 40 minutes
Bulb, capillary and scale: how a small expansion becomes a reading, and why a clinical thermometer is built differently from a laboratory one.
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- 10 sections of explanation, worked examples and diagrams
- 1 practice task with hints and worked answers
- A quiz that marks itself as you go
- Your progress kept across every subject you take
Other lessons in this sub-strand
- Temperature and how we measure it
- Thermal expansion and where it matters
- How a liquid-in-glass thermometer works
- The Celsius and kelvin scales
- Thermocouples, probes and infrared
- Linear expansion and railway gaps
- Area expansion of solids
- Volume expansion and water tanks
- Bimetallic strips and thermostats
- Thermal expansion around Kenya