a. Equal volumes of nitrogen, water and copper at 20 °C are heated to 50 °C.

i. Which one of the three will have a much greater expansion than the other two?

ii. Explain your answer in terms of the way the molecules are arranged in the three substances.

b. The diagram below shows a thermometer with a range of -10 °C to 50 °C.

Explain what is meant by

i. The sensitivity of a thermometer.

ii. The linearity of a thermometer.

Transcribed Image Text:

-10 °C 50°C