1. In your own words: Describe the difference between temperatureand heat.

2. What will determine the amount of energy an object may hold?

3. What is the main difference between the Kelvin and Celcius scale, and what are the areas they have in common?

4. Temperature measurements are determined by thermometers designed and approved by the World Meteorological Organization . Would you be able to argue that although these circumstances are controlled, comparison of temperatures measured in 2003, and those from 1925, should not be directly compared.

5. Make a comparison between average temperatures measured at March 21st, June 21st , and September 21st.

6. Discuss the two factors important in influencing the distribution of temperature on the Earth’s surface.

7. What are isotherms?