# Worksheet: The Kelvin Temperature Scale

In this worksheet, we will practice converting between the Celsius and Fahrenheit scales and the Kelvin scale, and defining absolute zero.

**Q1: **

The graph shows the Celsius and Fahrenheit temperature scales against the Kelvin temperature scale, where the Kelvin temperature is shown on the horizontal axis. Which line represents the Fahrenheit temperature scale?

- AThe orange line
- BThe blue line

**Q2: **

What is in Kelvin? Give your answer to the nearest degree.

**Q3: **

What is 400 K in degrees Fahrenheit? Give your answer to the nearest degree Fahrenheit.

**Q6: **

What is the value of absolute zero in Kelvin?

**Q7: **

What is the value of the boiling point of water in Kelvin? Give your answer to 3 significant figures.

**Q8: **

What is the value of absolute zero in Celsius? Give your answer to 3 significant figures.

**Q9: **

Which of the following is not a temperature scale?

- AMaxwell
- BKelvin
- CCelsius
- DFahrenheit

**Q10: **

A gas, which starts at a temperature of 280 K, is heated by 80 K. What is the final temperature of the gas in degrees Celsius?

**Q11: **

A pan of water is heated from to . By how much has the temperature of the water increased in degrees Kelvin?

**Q12: **

What is 260 K in degrees Celsius?

**Q14: **

What is in Kelvin?