1. Lesson: Heat

2. Science Differentiation in action Heat is a form of energy because it can make things move e.g. steam moves the engine in a steam engine.

3. Science Differentiation in action Energy is measured in Joules. Therefore, heat is measured in Joules. Jewel HINT

4. Science Differentiation in action You will investigate the effect of heat on: Solids Liquids Gases

5. Science Differentiation in action How would you use this equipment to show the effect of heat on solids?

6. Science Differentiation in action Which flame is the hottest? How would you create these flames with a Bunsen burner?

7. Science Differentiation in action How would you use this equipment to show the effect of heat on Liquids? Bunsen Flask full of coloured liquid Stopper with one hole One clear tube

8. Science Differentiation in action What do you think this equipment is for?

9. Science Differentiation in action Some thermometers use the fact that the volume of a liquid changes when temperature changes. Mercury or ethanol

10. Science Differentiation in action 1. Heat is a form of _________. Review Questions 2. Heat is measured in ___________. 3. The blue flame of a Bunsen is the ______. 4. Always ______ your hair up when carrying out experiments.

11. Science Differentiation in action Do all liquids behave the same when heated or cooled? Question to think about!