Thermometers are used to measure temperature. Every temperature scale must have at least two fixed points. What are the fixed points on the Celsius scale?

The diagram shows two liquid-in-glass thermometers.

Which has the greater range? Explain how you can tell.

The diagram shows two liquid-in-glass thermometers.

Which is more sensitive? Explain how you can tell.

Copy and complete the sentence below, writing solids, liquids and gases in the correct spaces.

When materials are heated, as a rule, _____ expand more slowly than _____ and these expand more slowly than _____.

Define Specific heat capacity.

Define Specific latent heat of fusion.

Define Specific latent heat of vaporisation.

Explain the following equation to show the meaning of each symbol. Give the unit of each quantity.

$\mathrm{Energy}=mc∆T$

Explain the following equation to show the meaning of each symbol. Give the unit of each quantity.

$\mathrm{Energy}=mL$