4.The temperature difference between the ice and steam points ofwater is (a)180⁰C, (b) 100K, (c) 100⁰F,(d) 180K.

5.The temperature of a substance changes from – 20⁰Cto 15⁰C. What is the temperature change expressed on theKelvin scale? (a) 5K (b) 298K, (c) 35K, (d) 318K.

6.One Celsius degree interval (a) is larger than one Kelvindegree, (b) is smaller than one Fahrenheit degree, (c) equals oneKelvin degree, (d) none of these.

7.Heat will always flow from object A to object B if object Bhas a lower (a) mass, (b) total energy, (c) specific heat, (d)temperature.

8. The energy involved in a phase change is called (a) thermalenergy, (b) latent heat, (c)radiant energy, (d) specific heat